How Much Is 387 Grams of Peanut Butter in Cups?
387 grams of peanut butter equals 1.50 cups. Peanut butter has a density of 258g per cup. Because grams measure weight and cups measure volume, the result depends on the ingredient's density.
Formula and Step-by-Step
- Start with 387 grams of peanut butter
- 1 cup of peanut butter = 258g
- 387g ÷ 258g/cup = 1.5 cups
The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.
Measuring Tip
Peanut butter should be stirred before measuring if the oil has separated. An unmixed jar will give inconsistent measurements.
Peanut Butter at Different Amounts
How peanut butter scales across common grams measurements. Your amount (387 grams) is highlighted.
Other Amounts of Peanut Butter
| Grams | US Cups | Metric Cup | Imperial Cup |
|---|---|---|---|
| 5 grams | 0.02 cups | 0.02 cups | 0.02 cups |
| 10 grams | 0.04 cups | 0.04 cups | 0.03 cups |
| 25 grams | 0.10 cups | 0.09 cups | 0.08 cups |
| 50 grams | 0.19 cups | 0.18 cups | 0.16 cups |
| 75 grams | 0.29 cups | 0.28 cups | 0.24 cups |
| 100 grams | 0.39 cups | 0.37 cups | 0.32 cups |
| 150 grams | 0.58 cups | 0.55 cups | 0.48 cups |
| 200 grams | 0.78 cups | 0.73 cups | 0.65 cups |
| 250 grams | 0.97 cups | 0.92 cups | 0.81 cups |
| 387 grams | 1.50 cups | 1.42 cups | 1.25 cups |
| 500 grams | 1.94 cups | 1.83 cups | 1.61 cups |
Understanding the Units
What is a Gram?
Grams are the preferred unit in professional kitchens and bakeries because they allow exact recipe scaling. To double a recipe, simply double the gram values. No need to worry about how tightly an ingredient is packed into a cup.
What is a Cup?
The US cup (236.588 ml) is slightly smaller than the metric cup used in Australia and some other countries (250 ml). When following recipes from different countries, check which cup standard is being used.