How many grams is half a cup of cocoa powder?
½ cup of cocoa powder ≈ 42.5 g
Because one US cup of cocoa powder weighs about 85 grams, half a cup of it is roughly 42.5 grams. Cocoa powder is very light and lumpy — sift it before measuring.
Recipes that list cocoa powder in cups assume an average density. The figure above is a sensible typical value; if your recipe is sensitive, weigh on a kitchen scale — see our methodology.
Substitutions Ok
Details →
Cocoa powder conversion chart
| Cups | Grams | Ounces | Tablespoons |
|---|---|---|---|
| ⅛ cup | 10.63 g | 0.375 oz | 2 |
| ¼ cup | 21.25 g | 0.75 oz | 4 |
| ⅓ cup | 28.33 g | 0.999 oz | 5.33 |
| ½ cup | 42.5 g | 1.5 oz | 8 |
| ⅔ cup | 56.67 g | 2 oz | 10.67 |
| ¾ cup | 63.75 g | 2.25 oz | 12 |
| 1 cup | 85 g | 3 oz | 16 |
| 1¼ cups | 106.3 g | 3.75 oz | 20 |
| 1½ cups | 127.5 g | 4.5 oz | 24 |
| 2 cups | 170 g | 6 oz | 32 |
| 3 cups | 255 g | 8.99 oz | 48 |
Other cocoa powder conversions
* Conversion figures are typical average weights for one US customary cup (236.6 ml), based on the King Arthur Baking Ingredient Weight Chart and cross-referenced with the U.S. Department of Agriculture FoodData Central database. Actual weight varies with packing, brand and humidity — see our methodology.