MasterTool

Peanut butter: Cups to Grams

Peanut butter uses approximately 270 grams per level US cup. Half a cup weighs 135 g; 100 g is 0.3704 US cups. Packing, humidity and brand change actual mass.

Peanut butter: Cups to Grams reference last updated · reference source

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Dated static reference; no live data is fetched. Verify current source values and assumptions before relying on results.

What this tool does

Peanut butter uses approximately 270 grams per level US cup. Half a cup weighs 135 g; 100 g is 0.3704 US cups. Packing, humidity and brand change actual mass.

How to use the Peanut butter: Cups to Grams

  1. Check Ingredient: peanut-butter.
  2. Check US cups: 1.
  3. Review the Peanut butter: Cups to Grams result and its exact-value comparison table.
  4. Verify assumptions before applying the result.

Formula

grams=cups×ingredient gramsPerCup
value
US cups
ingredient
Ingredient

Static US-cup ingredient masses; packing and humidity alter results. Spoon-and-level flour; brown sugar is packed.

Worked example

Peanut butter: Cups to Grams: Ingredient = peanut-butter; US cups = 1. Peanut butter uses approximately 270 grams per level US cup. Half a cup weighs 135 g; 100 g is 0.3704 US cups. Packing, humidity and brand change actual mass.

Inputs

  • US cups1
  • IngredientPeanut butter

Result

  • Grams270

Peanut butter US cup weights

US cupsGramsOunces
0.12533.751.19
0.2567.52.381
0.3333903.175
0.51354.762
0.75202.57.143
12709.524
1.540514.286
254019.048
381028.572
4108038.096

Results explained

Grams
Grams from the formula above. Static US-cup ingredient masses; packing and humidity alter results. Spoon-and-level flour; brown sugar is packed.

Frequently asked questions

Approximately 270 g per US cup (236.5882365 mL).

100 ÷ 270 = 0.3704 US cups.

0.5 × 270 = 135 g.

A US tablespoon is 1/16 US cup: about 16.875 g with the same packing assumption.

Yes. 270 g/cup is approximate; direct weighing avoids volume and packing uncertainty, especially when scaling recipes.