Ratio: Use ¾ the volume of oil for melted butter in cakes, muffins and quick breads (butter is ~80% fat). Not for creaming or pastry.
| Butter (cups) | Butter (g) | Vegetable oil (cups) | Vegetable oil (g) |
|---|---|---|---|
| 1/8 | 28 | 0.09 | 19 |
| 1/4 | 57 | 0.19 | 37 |
| 1/3 | 76 | 0.25 | 50 |
| 1/2 | 114 | 0.38 | 74 |
| 2/3 | 151 | 0.5 | 99 |
| 3/4 | 170 | 0.56 | 111 |
| 1 | 227 | 0.75 | 148 |
| 1 1/2 | 340 | 1.12 | 223 |
| 2 | 454 | 1.5 | 297 |
Gram weights use 227 g per cup of butter and 198 g per cup of vegetable oil. Convert other amounts on the butter and vegetable oil pages.