ExactCup

Peanut Butter: Cups to Grams

1 cup of peanut butter weighs about 256 grams. Convert any amount instantly below.

Peanut Butter conversion chart

CupsGramsOuncesTablespoons
1/8 cup32 g1.1 oz2 tbsp
1/4 cup64 g2.3 oz4 tbsp
1/3 cup85.3 g3 oz5.3 tbsp
1/2 cup128 g4.5 oz8 tbsp
2/3 cup170.7 g6 oz10.7 tbsp
3/4 cup192 g6.8 oz12 tbsp
1 cup256 g9 oz16 tbsp
1 1/2 cup384 g13.5 oz24 tbsp
2 cup512 g18.1 oz32 tbsp

Based on 256 g per US cup. Weights vary with brand and measuring method — for precise baking, use a scale.

Measuring peanut butter accurately

Grease the cup or line it with plastic wrap so this sticky paste pops out without scraping every gram off the sides. Press it in to remove air pockets first. Weighing 256g per cup straight into the bowl is by far the least frustrating method.

Frequently asked questions

How many grams is 1 cup of peanut butter?

1 US cup of peanut butter weighs about 256 grams.

How many grams is 1 tablespoon of peanut butter?

1 tablespoon of peanut butter is about 16 grams (a cup is 16 tablespoons).

How many cups is 100 grams of peanut butter?

100 grams of peanut butter is about 0.4 cups.

Other dairy & fats

See the full dairy & fats conversion chart →

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