Journal

Guides de pesée et de mesure

Conseils pratiques pour peser, convertir et obtenir des mesures précises en cuisine, pour les expéditions et au quotidien.

Fourchettes et cuillères en argent sterling et petit lingot d'argent sur une balance de cuisine numérique pour vérifier le prix de l'argent au gramme
silver price per gramsterling silver value

Le prix de l'argent au gramme tourne autour de $1.74, et l'argent sterling rapporte moins

L'argent est tombé à environ $54 l'once le 23 octobre 2026, ce qui place l'argent pur autour de $1.74 le gramme et l'argent sterling autour de $1.61. Voici comment peser vos pièces, calculer leur valeur de fonte et repérer une offre trop basse.

Bol de purée de pommes de terre de Thanksgiving à côté de pommes de terre russet crues sur une balance de cuisine numérique, sur une table de fête
thanksgiving mashed potatoespotatoes per person

La purée de Thanksgiving demande une demi-livre de pommes de terre par personne

Prévoyez une demi-livre (227 g) de pommes de terre crues par invité pour la purée de Thanksgiving. Voici un tableau par nombre d'invités, le poids des pommes de terre par taille, le coût de chaque livre en plus au prix moyen actuel de 0,99 $ et quand en acheter davantage.

Riz cuit à la vapeur à côté d'un pichet d'eau et de bols de grains secs, montrant comment le ratio riz eau varie selon le grain
rice to water ratiorice cooker ratio

Le ratio riz eau change avec chaque grain, alors oubliez la règle du 2 pour 1

La règle du 2 pour 1 ne convient qu'au riz blanc à grain long. Voici le ratio riz eau pour 12 sortes de riz, le même tableau en grammes, ce qui change au cuiseur à riz et le coût d'une portion à 1.12 $ la livre.

Un bâtonnet de beurre à moitié déballé sur une balance de cuisine numérique, montrant combien pèse un bâtonnet de beurre pour la pâtisserie des fêtes
stick of butterbutter conversion

Combien pèse exactement un bâtonnet de beurre, 113 grammes à chaque fois

Un bâtonnet de beurre américain pèse 113 grammes, soit 4 onces, 8 cuillères à soupe et une demi-tasse. Voici un tableau de conversion du beurre, le calcul pour utiliser une plaquette européenne de 250 grammes et le prix de chaque bâtonnet en 2026.

Sachet de levure ouvert qui répand ses granulés sur une balance numérique, montrant combien de levure contient un sachet à côté de farine et d'une cuillère à café
packet of yeastyeast conversion

Combien de levure dans un sachet, en grammes et en cuillères à café

Un sachet standard de levure pèse 7 grammes et contient 2 1/4 cuillères à café. Voici les équivalences en grammes et en cuillères à café pour les bandes, les pots et les sacs, ainsi que la conversion de la levure fraîche, les températures de l'eau et ce que l'achat en vrac fait économiser par pain.

Assorted fun size treats around a kitchen scale, showing what the most popular Halloween candy weighs
halloween candyfun size candy

Most popular Halloween candy weighs under 20 grams per fun size pack

M&M's top the latest Halloween sales ranking, and fun size packs weigh 15 to 18 grams. Here are real weights and calories for Snickers, Skittles, Peanut M&M's and candy corn, plus a by-weight formula for how many bags to buy.

Raw chicken breasts beside a kitchen scale and coins, illustrating the cost of chicken breast protein per gram
chicken breast proteinchicken breast calories

Chicken Breast Protein Costs About 4 Cents per Gram, Do the Math

Boneless chicken breast averaged $4.14 a pound in early 2026, which puts chicken breast protein near 4 cents a gram. Here's the raw versus cooked math, portion and calorie tables, and how to weigh chicken so you don't overcount.

Whole sugar pie pumpkin beside a bowl of smooth homemade puree made with a simple pumpkin puree recipe
pumpkin puree recipecanned pumpkin

This Pumpkin Puree Recipe Turns One Pie Pumpkin Into a Full Can

One 3 pound pie pumpkin roasts down to about 2 cups of puree, more than a 15 oz can holds. Here are the gram conversions, the cost per ounce versus canned, and how to use your own puree in the classic pie.

A French press next to a digital scale showing the french press coffee ratio measured in grams
french press coffee ratiocoffee to water ratio

French Press Coffee Ratio, in Grams for Any Cup Size

The french press coffee ratio is one simple number: 1 gram of coffee to 15 grams of water. Here are the exact grams for every cup size, the tablespoon math for no scale mornings, and what a sloppy pour quietly costs you per bag.

Crevettes crues fraîches triées par taille à côté d'une balance de cuisine numérique, montrant les tailles de crevettes
shrimp sizesshrimp count per pound

Les tailles de crevettes et combien de crevettes dans une livre

Les tailles de crevettes se vendent selon un calibre, pas selon un nom, donc le numéro sur le sachet vous dit exactement combien de crevettes il y a dans une livre. Voici le tableau complet des calibres, le calcul des portions et ce que coûte vraiment chaque taille.

Une dinde rôtie de Thanksgiving servie sur la table, illustrant combien de dinde par personne prévoir
turkey per personthanksgiving turkey

Combien de dinde par personne pour Thanksgiving

La plupart des hôtes se compliquent la vie. Prévoyez environ 1.5 livre de dinde par personne, montez à 2 livres si vous voulez des restes, et ajustez n'importe quel nombre d'invités avec un tableau de tailles simple. Voici le calcul à la livre, pour combien de personnes suffit une dinde de 20 livres, et quand rôtir deux dindes plutôt qu'une.

A big cardboard box on a postal scale beside a tape measure, showing how dimensional weight compares with actual weight.
dimensional weightshipping by weight

Dimensional Weight Can Cost More Than Your Box Weighs

Carriers often bill your box by its size, not the number on your scale. Here is how dimensional weight works, where the price jumps, and how to weigh a package at home before you buy the label.

Un filet de saumon frais posé sur une balance numérique qui affiche son poids en grammes
salmon serving sizesalmon protein

La portion de saumon et ses protéines, au gramme près

Une portion de saumon, c'est 6 onces de filet cru par personne, environ 170 grammes qui tombent à 4.5 onces à la cuisson. Voici les portions par personne, les poids crus face aux poids cuits, et les chiffres de protéines et de calories du saumon, au gramme près.

A block of cream cheese partly unwrapped on a marble counter next to a digital kitchen scale
block of cream cheesecream cheese conversion

A Block of Cream Cheese Is 8 Ounces, or 227 Grams

A standard block of cream cheese is 8 ounces, or 227 grams, which lands right around one cup. Here is the full breakdown in grams and cups, the Philadelphia sizes, and how many blocks a cheesecake really needs.

Jar of honey, wooden dipper, and a digital scale weighing honey next to sugar for baking
honey to sugar ratiobaking with honey

The Honey to Sugar Ratio for Baking, in Cups and Grams

Honey is denser and sweeter than sugar, so the swap needs real numbers. Here is the honey to sugar ratio for baking, the gram weight of every amount from a teaspoon to a cup, and the liquid and oven fixes that keep bakes from sinking.

Balance de cuisine numérique avec eau, farine, huile et miel montrant les différences entre grammes et ml
grams to mlml to grams

Les grammes et les ml sont rarement égaux

Les grammes et les ml ne coïncident que pour l'eau. Farine, huile, lait et miel pèsent chacun autre chose au même volume, donc 240 ml peuvent faire 127 grammes ou 341 grammes. Voici le calcul de densité et un tableau par ingrédient.

Pépites de chocolat versées d'un sachet sur une balance de cuisine numérique posée sur un plan de travail en bois
chocolate chips in gramschocolate chips cups to grams

1 tasse de pépites de chocolat en grammes, et chaque taille de sachet

Une tasse de pépites de chocolat pèse 170 grammes, et un sachet de 12 onces vaut 2 tasses. Voici le tableau complet de pépites de chocolat en tasses vers grammes, chaque taille de sachet en grammes, et pourquoi peser fait économiser maintenant que le prix du cacao a grimpé.

A nickel beside a digital kitchen scale ready for a two minute calibration check
digital scale calibrationhow to calibrate a digital scale

Digital Scale Calibration Takes One Nickel and Two Minutes

A fresh US nickel weighs exactly 5 grams, so it doubles as a free calibration weight. Here is how to calibrate a digital scale in about two minutes with pocket change, when the coin trick works, and when you need a certified weight.

Gold rings and a chain on a digital scale illustrating the gold price per gram
gold price per gram14k gold price per gram

Gold Price per Gram Sits Near $141, Plus How to Value Yours

The gold price per gram was about $140.70 for pure gold on August 16, 2026. Here is what a gram of gold is worth by karat, plus the simple weight math to value your jewelry before you sell.

A clear one gallon jug of water on a kitchen scale showing the water weight per gallon.
water weight per gallonhow much does a gallon of water weigh

Water Weight per Gallon Is 8.34 Pounds, Here's the Math

A gallon of water weighs about 8.34 pounds, a liter weighs 2.2, and five gallons hit 41.7. Here is the full water weight chart by cup, bottle, and jug, why temperature barely moves it, and what that weight costs to carry or ship.

A sliced grilled steak on a board beside a scale in grams, illustrating the real steak serving size.
steak serving sizehow much steak per person

Three Ounces Is the Real Steak Serving Size, Cooked

A steak serving size is just 3 ounces of cooked beef, about 85 grams, yet most plates run far bigger. Here is how much steak to buy per person, how raw weight shrinks on the grill, and how to size any cut without a kitchen scale.

A one pound calibration weight beside a small pile of sugar showing grams in a pound
grams in a poundpounds to grams

There Are 453 Grams in a Pound, Plus a Pounds to Grams Chart

A pound is exactly 453.59 grams. Here is the full pounds to grams chart, the quick mental math, what a pound costs per gram, and how to weigh one when you do not have a scale handy.

A whole and a halved avocado on a kitchen counter, showing the calories in a large avocado by weight
avocado caloriesavocado weight

Calories in a Large Avocado, Plus the Avocado Serving Size

A large avocado runs about 240 to 320 calories, and it all tracks weight. Here is what an avocado weighs, why a serving is only a third of the fruit, and how to log the calories, fat and fiber by grams.

An open packed suitcase next to a bathroom scale, checking the luggage weight limit before a flight.
luggage weight limitoverweight baggage fees

Your Luggage Weight Limit Is 50 Pounds, Then the Fees Begin

Most US airlines cap a checked bag at 50 pounds, and going over means $100 or more each way. Here is what the limit is in pounds and kilos, the overweight fees by airline, and how to weigh luggage at home before you reach the counter.

A measuring cup of flour next to a digital scale on a wooden counter, showing flour cups to grams.
flour cups to gramshow many grams in a cup of flour

Chart of Flour Cups to Grams, Plus How to Measure It

A cup of flour is not one weight. It ranges from 120 to 160 grams depending how you scoop. Here is a clear chart of flour cups to grams by type, the fluff-spoon-level method, and how to turn grams back into cups.

Everyday objects that weigh 100 grams and one gram laid out together on a wooden table
what weighs 100 gramsmeasure grams without a scale

What weighs 100 grams, plus things that weigh a gram

Twenty U.S. nickels weigh exactly 100 grams, and your junk drawer is full of other reference weights. Here is what weighs 100 grams, which everyday things weigh a gram, and how to measure grams without a scale using coins.

A half cup measuring scoop of dry oats showing one oatmeal serving size on a marble counter
oatmeal serving sizeoats serving size

Oatmeal Serving Size Is Half a Cup of Dry Oats, or 40 Grams

One serving of oatmeal is half a cup of dry oats, about 40 grams and 150 calories. Here are the exact gram weights, calories, and fiber for rolled, quick, steel-cut, and instant oats, plus how to portion a bowl without a scale.

Red apples on a digital kitchen scale, illustrating a kilograms to pounds weight conversion.
kilograms to poundskg to lbs

Kilograms to Pounds, and How Many Pounds Are in a Kg

A kilogram is 2.20462 pounds, and rounding to 2.2 covers most of what you weigh at home. Here is the exact math, a kg to lbs chart for common weights, and what the numbers mean for luggage fees and gym plates.

A level measuring cup of granulated sugar on a kitchen scale showing the cup of sugar in grams
cup of sugar in gramssugar to grams

One Cup of Sugar in Grams, Plus Teaspoon and Tablespoon

A level cup of granulated sugar weighs about 200 grams, packed brown sugar 213, and powdered sugar 113. Here is the cup of sugar in grams for every type, plus teaspoon and tablespoon weights and what they do to your daily sugar limit.

A pour over brew on a digital scale demonstrating the coffee to water ratio in grams
coffee to water ratiohow much coffee per cup

Coffee to Water Ratio and How Much Coffee Per Cup

The coffee to water ratio decides whether your cup reads flat or balanced. Here are the exact grams per cup for drip, pour over, french press, and cold brew, plus a simple scale trick to hit it every time.

Un diamant rond non monté posé sur une balance numérique de joaillier, illustrant le poids en grammes d'une pierre d'un carat.
carat to gramsdiamond carat weight

Des carats aux grammes, simplement, avec un tableau des tailles de diamant

Un carat pèse exactement 0.2 gramme, soit 200 milligrammes. Voici la conversion complète des carats en grammes, un tableau des tailles de diamants ronds en millimètres et la raison pour laquelle un diamant et une opale de même poids en carats paraissent de tailles totalement différentes.

Une banane sur une balance de cuisine numérique indiquant son poids en grammes
banana weighthow much does a banana weigh

Combien pèse vraiment une banane ? Grammes et calories

Une banane moyenne pèse environ 118 grammes de chair et apporte 105 calories, tandis qu'une banane entière avec sa peau approche les 150 grammes. Voici tous les calibres en grammes, ainsi que les calories, les glucides et le nombre de bananes dans une livre.

Un colis brun sur une balance postale à côté de cartons d’expédition empilés, pour illustrer les tarifs d’expédition USPS selon le poids.
usps shipping rates by weightusps ground advantage

Les tarifs d’expédition USPS selon le poids ont augmenté d’environ 16 % en 2026

Les tarifs d’expédition USPS selon le poids ont augmenté d’environ 16 pour cent en 2026, en trois hausses. Voici le coût de Ground Advantage par once et par livre, l’effet des zones et du poids volumétrique sur la facture, et comment peser un colis avant de payer.

Un pot ouvert de beurre de cacahuète à côté d'une balance de cuisine numérique, montrant la mesure d'une portion de beurre de cacahuète
peanut butter serving size2 tablespoons of peanut butter

Une portion de beurre de cacahuète correspond à 2 cuillères à soupe, soit 32 grammes

Une portion de beurre de cacahuète correspond à 2 cuillères à soupe, environ 32 grammes, mais une cuillère donne rarement la bonne quantité. Voici les vrais chiffres en grammes, calories et protéines d'une portion, et pourquoi une balance est plus fiable qu'une estimation.

Une livre de bœuf haché cru à côté d’une balance de cuisine indiquant la taille d’une portion de bœuf haché
ground beef serving sizeground beef portion size

Taille d’une portion de bœuf haché et ce qu’une livre permet vraiment de servir

Une portion de bœuf haché correspond à 3 onces cuites, 85 grammes, ou environ 4 onces crues. Découvrez comment un paquet d’une livre nourrit quatre personnes, quelle quantité acheter par personne pour des tacos et des hamburgers, et le coût réel de chaque portion.

Une balance de cuisine numérique avec de la farine et des œufs, illustrant la conversion des grammes en onces à la maison.
grams to ounceshow many grams in an ounce

Combien de grammes dans une once, avec tableau grammes-onces

Une once équivaut à 28.35 grammes. Ce guide de cuisine présente la valeur exacte, une formule simple pour convertir les grammes en onces, un tableau complet et la différence entre les onces de poids et les onces liquides.

Des mains posent un timbre sur une enveloppe blanche à côté d'une petite balance, pour montrer combien de timbres il faut pour envoyer une lettre.
how many stampsmail a letter

Calculez combien de timbres il faut pour envoyer une lettre en 2026

Un seul timbre Forever suffit pour envoyer une lettre d'une once en 2026, mais quelques pages supplémentaires changent le calcul. Voici comment peser une enveloppe chez vous et déterminer combien de timbres il faut pour envoyer une lettre sans payer trop cher.

A heaped scoop of protein powder beside an open tub on a kitchen counter
protein powder scoopscoop of protein powder grams

Here's How Much Is in One Scoop of Protein Powder

A scoop of protein powder holds about 25 to 35 grams, but only 24 to 28 grams of that is protein. Here is what one scoop really weighs, how many tablespoons it equals, and how to measure a serving when the scoop goes missing.

A weighed pasta serving size of dry spaghetti and penne on a kitchen counter
pasta serving sizehow much pasta per person

Pasta Serving Size: How Much Dry Pasta Per Person

How much dry pasta per person? Plan on 100 grams for a main course and 56 grams for a side. This guide breaks down pasta serving size by weight, cups, and shape, plus a no-scale coin trick for spaghetti.

Assortment of US coins arranged by denomination showing coin weights in grams
coin weightsweight of a quarter

Weight of a Quarter in Grams, Plus Every US Coin

A US quarter weighs 5.67 grams. This guide gives the weight of every US coin in grams, what a full roll weighs, and how to count your change by weight instead of counting it by hand.

A one troy ounce gold coin on a digital jewelry scale showing how many grams in a troy ounce.
troy ouncegrams to ounces

How Many Grams in a Troy Ounce of Gold and Silver?

A troy ounce of gold is 31.1035 grams, not the 28.3495 grams on your kitchen scale. Here is how many grams in a troy ounce, why gold and silver use it, and how to weigh metal at home without getting shorted.

A clear one gallon jug of water on a kitchen counter showing how much a gallon of water weighs.
water weightgallon of water weight

Water Weight: How Much Does a Gallon of Water Weigh?

A US gallon of water weighs about 8.34 pounds, or 3.78 kilograms. Here are the real weights for a cup, liter, gallon, and five gallon jug, why temperature shifts them, and how to weigh water fast without a scale.

Chicken eggs and a kitchen scale illustrating egg protein by weight
egg proteinhow much protein in an egg

Egg Protein by Weight: How Much Protein in an Egg

A large egg carries about 6.3 grams of protein and 71 calories, and the number rises with weight. See the protein, calories, and grams for every USDA egg size, plus how to weigh eggs without a scale.

Uncooked white rice in a bowl with a measuring cup and digital scale showing rice portion size by weight.
rice portion sizehow much rice per person

Rice Portion Size: Grams Per Person and Per Cup

A level cup of dry white rice weighs about 185 g, and it roughly triples once cooked. Here are the real gram numbers for rice portion size, how much rice per person, and how to weigh a serving with no scale.

Butter sticks and a measuring cup on a marble counter illustrating a butter conversion chart
butter conversion chartgrams in a stick of butter

Butter Conversion Chart: Grams in a Stick of Butter

A stick of butter is 113 grams, but the wrapper rarely says so. This butter conversion chart lays out sticks, cups, tablespoons, and grams, plus how a US stick compares to a European 250 gram block.

A cup of flour in grams weighed on a kitchen scale beside a bowl of all-purpose flour and a measuring cup
cup of flour in gramscups to grams flour

A Cup of Flour in Grams: All-Purpose, Bread, Cake

A cup of all-purpose flour weighs about 120 grams, but scooping can push it past 155. Here is a cup of flour in grams by type, a cups to grams chart, and the spoon and level trick that keeps every bake consistent.

Packed suitcase sitting on a bathroom scale to check the checked baggage weight limit before a trip
checked baggage weight limitweigh luggage without a scale

Checked Baggage Weight Limit: Weigh Bags Without a Scale

The checked baggage weight limit is 50 pounds on most airlines, and slipping over costs 30 to 200 dollars per bag. Here is how to weigh luggage without a scale at home, plus the household weights and carry on rules that keep you under the line.

Two raw chicken breasts on a digital kitchen scale showing a chicken breast portion size in grams
chicken breast portion sizechicken breast serving

Chicken Breast Portion Size in Grams, Raw and Cooked

A raw chicken breast runs 180 to 200 grams, but a cooked serving is closer to 85 to 140 grams. Here is every weight in grams, raw and cooked, plus portion sizes for beef, fish, and the protein targets you can actually plate.

Assortment of colorful ground spices in small white ramekins on a dark slate kitchen surface, illustrating a guide to spice weights in grams per teaspoon
spice weightsgrams per teaspoon

Spice Weights: How Many Grams in a Teaspoon?

A teaspoon of garlic powder weighs 3.5 g; dried oregano weighs just 0.9 g. This guide gives exact gram weights per teaspoon and tablespoon for common spices, salt types, and leaveners, plus quick answers to the measurement questions cooks search most.

Three measuring cups filled with granulated sugar, brown sugar, and confectioners sugar showing different gram weights for the same cup measurement
sugarbaking conversions

Cup of Sugar in Grams: Granulated, Brown, and Confectioners

A cup of sugar in grams is 198 g for granulated, 213 g for packed brown, and 113 g for confectioners. Exact weights for whole and fractional cups, plus why the same cup gives you three different numbers.