Kitchen conversion
1 oz butter to cups
0.12 cups
1 ounces of butter = 0.12 US cups of butter. Exact factor: cups = oz × 28.349523125 ÷ 227.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
cups = oz × 28.349523125 ÷ 227
Worked example: 1 × 0.1248877671 = 0.12 cups.
Values near 1 oz butter
| oz butter | cups |
|---|---|
| 1this page | 0.12 |
| 2 | 0.25 |
| 3 | 0.37 |
| 4 | 0.5 |
| 5 | 0.62 |
| 6 | 0.75 |
| 8 | 1 |
Frequently asked
How do you convert ounces of butter to US cups of butter?
Apply the formula cups = oz × 28.349523125 ÷ 227. Enter any value in the live converter above and the result updates as you type.
What is 1 oz butter in cups?
1 oz butter equals 0.12 cups. The reference table below shows the values immediately around 1 oz butter.
Is this conversion exact?
Kitchen yields are practical averages, not definitions — Measured solid, one US cup of butter weighs 227 g. One US cup is two sticks: 8 oz, 227 g. Butter is the one ingredient where the wrapper markings are reliable.