How Much Is 391 Milliliters of Buttermilk in Ounces?
391 milliliters of buttermilk weighs 14.28 oz. This is based on buttermilk having a density of 245g per cup. Because milliliters measure volume and ounces measure weight, the result depends on the ingredient, and a different ingredient would give a different result for the same 391 milliliters.
Formula and Step-by-Step
- Start with 391 milliliters of buttermilk
- 1 milliliter of buttermilk = 1.04g
- 391 × 1.04 = 404.90g
- Convert grams to ounces: 404.90 ÷ 28.3495 = 14.28 oz
The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.
Measuring Tip
Liquid densities vary: oils weigh less per cup than water, while syrups and honey weigh more. This is why ingredient-specific conversions matter even for liquids.
Buttermilk at Different Amounts
How buttermilk scales across common milliliters measurements. Your amount (391 milliliters) is highlighted.
For reference, 391 milliliters of buttermilk (404.90g) is close in weight to an American football (410g).
Other Amounts of Buttermilk
| Milliliters | Ounces |
|---|---|
| 5 milliliters | 0.18 oz |
| 10 milliliters | 0.37 oz |
| 15 milliliters | 0.55 oz |
| 25 milliliters | 0.91 oz |
| 50 milliliters | 1.83 oz |
| 100 milliliters | 3.65 oz |
| 150 milliliters | 5.48 oz |
| 200 milliliters | 7.31 oz |
| 250 milliliters | 9.13 oz |
| 391 milliliters | 14.28 oz |
| 500 milliliters | 18.26 oz |
Understanding the Units
What is a Milliliter?
Most kitchen measuring cups outside the US are marked in milliliters. A standard metric cup is 250 ml. When converting American recipes, 1 US cup = 236.588 ml.
What is an Ounce?
An ounce (oz) is a US customary unit of weight equal to 28.3495 grams or 1/16 of a pound. In cooking, "ounces" refers to weight (avoirdupois ounces), not fluid ounces which measure volume.