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⅓ US Cup Unsweetened Natural Cocoa Powder = 28.3g

⅓ US Cup of unsweetened natural cocoa powder weighs 28.3 grams (1 ounce or 0.06 pounds; 78.9 mL or 5.33 tablespoons in volume) when measured dip and sweep at a verified bulk density of 85g per 236.6 mL US Customary cup.

Imperial weight: 1 oz (0.06 lb) • Volume: 78.9 mL (5.33 tbsp)

Batch
Measuring density
Converted Measure
0.33 US cup Unsweetened Natural Cocoa Powder (Dip and sweep) =
28.3 g
Physical scoop breakdown0.33 cups
1/3 cup
Edit either side to reverseNatural Cocoa chart →
Grams
28.3 g
Ounces
1 oz
US Cups
⅓ cup
Metric (250mL)
0.32 c
Tablespoons
5.33 tbsp
Milliliters
78.9 mL

Kitchen note: Test-kitchen baseline uses dip and sweep (85g/cup). Switching to sifted cocoa powder (75g/cup) changes each cup by 10g—use the packing toggle on the scale bench to match your recipe.

Batch Scaling Around ⅓ US Cup Unsweetened Natural Cocoa Powder

Batch scaling conversion table around ⅓ US Cup of Unsweetened Natural Cocoa Powder (0.5× to 3× recipe batches in grams, ounces, US cups, and milliliters)
Batch Scale Weight (g / oz) US Cups & Spoons Metric (mL)
Half Batch (0.5×) 14.2g (0.5 oz) 2 tbsp + 2 tsp 39.4 mL
Standard (1×) 28.3g (1 oz) ⅓ cup 78.9 mL
1.5× Batch 42.5g (1.5 oz) ½ cup 118.3 mL
Double Batch (2×) 56.7g (2 oz) ⅔ cup 157.7 mL
Triple Batch (3×) 85g (3 oz) 1 cup 236.6 mL

Measuring ⅓ US Cup of Unsweetened Natural Cocoa Powder in the Kitchen

Measured dip and sweep at a verified bulk density of 85g per US cup, ⅓ US cup of unsweetened natural cocoa powder weighs 28.3 grams (1 ounce). Measured using the sifted cocoa powder method (75g/cup), that same ⅓ cup holds 25g — a 3.3g difference in your mixing bowl.

Scoop natural cocoa powder gently and sweep level with a flat spatula. Cocoa powder is ultra-fine and electrostatic; sifting aerates it down to 75g per cup, whereas firm packing forces up to 100g into the cup.

Source note: USDA FoodData Central FDC ID 169593; Hershey Food Science Standards

Frequently Asked Questions

How many grams is ⅓ cup of unsweetened natural cocoa powder? ▾

⅓ US Cup of unsweetened natural cocoa powder measured Dip and sweep weighs 28.3 grams (1 ounce).

Can natural cocoa powder and Dutch-process cocoa be swapped 1:1? ▾

Only by weight, and only if recipe leaveners are adjusted: natural cocoa is acidic (pH 5–6) and requires baking soda, while Dutch cocoa is neutral (pH 7–8).

Why is natural cocoa powder so prone to clumping? ▾

Cocoa powder contains 10 to 12 percent cocoa butter fat that forms tiny hydrophobic clumps; always whisk or sift into dry ingredients.