One tablespoon of whole milk is 15.25 grams, so converting tablespoons of whole milk to grams means multiplying by 15.25. That factor is specific to this ingredient — it comes from its density, not from any relationship between the two units.
Water is the yardstick: 1 mL of it weighs 1 g. Whole milk comes in at 1.0313 g per mL, or 103.1% of water, which is why a cup of it is 244 g rather than 236.6 g. Volume and weight only line up for water, and only in metric.
A level tablespoon of whole milk is 15.25 g, which puts a teaspoon at 5.083 g and a tablespoon and a half — the quantity recipes are fondest of — at 22.88 g. Levelling twice is where the error comes from, so the scale is the faster instrument once the quantity passes a couple of spoons.
Grams are the unit this conversion is really for. A domestic scale resolves to a gram, which is 0.41% of a cup of whole milk, so weighing gets an accuracy no measuring cup can reach. A 500 g pack of it is 2.049 cups, and a 1 kg pack 4.098.
How the figure is arrived at: About 87% water, with dissolved sugars and protein making up the rest — which is what puts it just above water in density.
The formula
tablespoons- The amount of whole milk you are converting, in tablespoons
15.25- Grams per tablespoon for whole milk, from its density of 1.0313 g/mL
grams- The equivalent quantity in grams
How it works, step by step
- Enter the quantity in tablespoons.
- It is multiplied by 15.25, the grams-per-tablespoon figure for whole milk.
- The result appears in grams, with a second reading in oz beneath it.
- Use the measure table if you want a standard recipe quantity rather than a number you type in.
Worked examples
2 tbsp of whole milk in grams
Take 2 tbsp of whole milk: 2 × 15.25 gives 30.5 grams. Doubling the batch takes it to 61 grams, because the relationship is a straight proportion once the density is known.
4 tbsp of whole milk in grams
A recipe calling for 4 tbsp of whole milk needs 61 grams on the scale. The arithmetic is 4 × 15.25 = 61, and halving the recipe halves the weight to 30.5 grams.
12 tbsp of whole milk in grams
12 tbsp of whole milk weighs out at 183 grams. Divide 183 by 15.25 and you get back to 12 tbsp, which is the quickest check that the factor is the right way up.
How to read your score
Frequently asked questions
How many grams are in 1 tbsp of whole milk?
One tablespoon of whole milk is 15.25 grams. Half that quantity is 7.625 grams and double it is 30.5 grams, so the figure scales straight up and down — there is no offset in this conversion, only the factor.
Why is a cup of whole milk not 236 g like water?
Because weight per cup depends on what is in the cup. Whole milk has a density of 1.0313 g per mL where water has 1.00, so a cup of it weighs 244 g rather than 236.6 g. That is a difference of 7.4 g per cup, and it is the reason a single volume-to-weight factor cannot be applied to every ingredient.
Does how I measure it change the weight?
Barely. Whole milk does not compress, so a cup of it is 244 g however it is poured — within about 1%, which is inside the accuracy of a domestic scale. This is the group where measuring by volume is defensible.
Is a fluid ounce of whole milk the same as an ounce?
No. A fluid ounce is a volume — one eighth of a US cup, 29.57 mL — and an ounce is a weight. One fluid ounce of whole milk weighs 1.076 oz, so the two readings differ by 7.59%. They coincide only for something with the density of water, and then only roughly.
Is this a US cup or a metric cup?
US customary: 236.59 mL, which is the cup every US recipe means. A metric cup is 250 mL, so the same cup of whole milk would weigh 257.83 g instead of 244 g — 13.8 g more, or 5.67%. Australian and some European recipes use the metric cup, and the difference is large enough to matter in baking.
Do I need a scale for this, or will measuring cups do?
A scale, if the result matters. Volume measuring carries a spread of about 1% for whole milk — roughly 2.44 g on a 244 g cup — while a domestic scale is accurate to a gram or two. For anything where the ratio of ingredients drives the outcome, bread and pastry above all, weigh it.
How many tablespoons of whole milk is 500 g?
500 g of whole milk is 32.787 tablespoons — 0.0655738 tablespoons to one gram, so 500 × 0.0655738 = 32.787. Going that way is a division by 15.25, or a multiplication by 0.0655738 if you prefer.
Whole milk in tablespoons and grams
| Tablespoons | Grams | Unrounded |
|---|---|---|
| 1/2 tbsp | 7.625 g | 7.625 |
| 1 tbsp | 15.25 g | 15.25 |
| 2 tbsp | 30.5 g | 30.5 |
| 3 tbsp | 45.75 g | 45.75 |
| 4 tbsp | 61 g | 61 |
| 6 tbsp | 91.5 g | 91.5 |
| 8 tbsp | 122 g | 122 |
| 12 tbsp | 183 g | 183 |
| 16 tbsp | 244 g | 244 |
Based on 244 g per cup of whole milk. One tablespoon of whole milk is 15.25 grams.
| Measure | Grams | Ounces | Millilitres |
|---|---|---|---|
| 1 cup | 244 g | 8.61 oz | 236.6 mL |
| 1 tbsp | 15.25 g | 0.538 oz | 14.79 mL |
| 2 tsp | 10.17 g | 0.359 oz | 9.858 mL |
| 1 tsp | 5.083 g | 0.179 oz | 4.929 mL |
| 3/4 tsp | 3.812 g | 0.134 oz | 3.697 mL |
| 1/2 tsp | 2.542 g | 0.0897 oz | 2.464 mL |
| 1/4 tsp | 1.271 g | 0.0448 oz | 1.232 mL |
| 1/8 tsp | 0.6354 g | 0.0224 oz | 0.6161 mL |
US customary measures: 1 cup = 236.59 mL, 1 tbsp = 14.79 mL, 1 tsp = 4.93 mL.
| Ingredient | Grams per cup | Ounces per cup | Density (g/mL) |
|---|---|---|---|
| Tahini | 240 g | 8.466 oz | 1.014 |
| Half-and-half | 242 g | 8.536 oz | 1.023 |
| Egg whites | 243 g | 8.572 oz | 1.027 |
| Whole milk (this page) | 244 g | 8.607 oz | 1.031 |
| Skim milk | 245 g | 8.642 oz | 1.036 |
| Buttermilk | 245 g | 8.642 oz | 1.036 |
| Plain yogurt | 245 g | 8.642 oz | 1.036 |
Ordered by weight. The spread across this group is why a single generic cups-to-grams factor cannot work.