Batch Scaling Around ⅔ US Cup Cultured Buttermilk
| Batch Scale | Weight (g / oz) | US Cups & Spoons | Metric (mL) |
|---|---|---|---|
| Half Batch (0.5×) | 80.7g (2.85 oz) | ⅓ cup | 78.9 mL |
| Standard (1×) | 161.3g (5.69 oz) | ⅔ cup | 157.7 mL |
| 1.5× Batch | 242g (8.54 oz) | 1 cup | 236.6 mL |
| Double Batch (2×) | 322.7g (11.38 oz) | 1 ⅓ cups | 315.5 mL |
| Triple Batch (3×) | 484g (17.07 oz) | 2 cups | 473.2 mL |
Measuring ⅔ US Cup of Cultured Buttermilk in the Kitchen
Measured poured liquid at a verified bulk density of 242g per US cup, ⅔ US cup of cultured buttermilk weighs 161.3 grams (5.69 ounces). Measured using the vigorously shaken cultured buttermilk method (242g/cup), that same ⅔ cup holds 161.3g — virtually identical weight in your mixing bowl.
Shake container vigorously before pouring to reconstitute settled cultured curds into a creamy fluid.
Source note: USDA FoodData Central #171271 & King Arthur standard (242g/cup)
Frequently Asked Questions
How many grams is ⅔ cup of cultured buttermilk? ▾
⅔ US Cup of cultured buttermilk measured poured liquid weighs 161.3 grams (5.69 ounces).
Why does buttermilk produce exceptionally tender baked goods? ▾
Lactic acid weakens gluten networks and reacts vigorously with alkaline baking soda, generating carbon dioxide lift and a soft crumb.
Can you freeze leftover buttermilk for future baking? ▾
Yes, freeze in 1/2-cup portions or ice cube trays; thaw and whisk to blend before mixing into batters.