How Much Is 1.89 Cups of Buttermilk in Ounces?
1.89 cups of buttermilk equals 16.33 oz. Buttermilk has a density of 245g per cup (245g per cup), which means it's relatively heavy compared to other common cooking ingredients. For comparison, 1.89 cups of all-purpose flour would be 8.34 oz.
Formula and Step-by-Step
- Start with 1.89 cups of buttermilk
- 1 cup of buttermilk = 245g
- 1.89 × 245 = 463.05g
- Convert grams to ounces: 463.05 ÷ 28.3495 = 16.33 oz
The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.
Measuring Tip
For liquids, place your measuring cup on a flat surface and read at eye level. The bottom of the meniscus (the curve at the surface) should align with the measurement line.
Buttermilk at Different Amounts
How buttermilk scales across common cups measurements. Your amount (1.89 cups) is highlighted.
For reference, 1.89 cups of buttermilk (463.05g) is close in weight to a loaf of bread (450g).
Other Amounts of Buttermilk
| Cups | US Ounces | Metric Cup | Imperial Cup |
|---|---|---|---|
| 0.25 cups | 2.16 oz | 2.28 oz | 2.59 oz |
| 0.33 cups | 2.85 oz | 3.01 oz | 3.42 oz |
| 0.5 cups | 4.32 oz | 4.57 oz | 5.19 oz |
| 0.75 cups | 6.48 oz | 6.85 oz | 7.78 oz |
| 1 cup | 8.64 oz | 9.13 oz | 10.38 oz |
| 1.5 cups | 12.96 oz | 13.70 oz | 15.57 oz |
| 1.89 cups | 16.33 oz | 17.26 oz | 19.62 oz |
| 2 cups | 17.28 oz | 18.26 oz | 20.76 oz |
| 3 cups | 25.93 oz | 27.40 oz | 31.14 oz |
| 4 cups | 34.57 oz | 36.53 oz | 41.52 oz |
| 5 cups | 43.21 oz | 45.66 oz | 51.89 oz |
Understanding the Units
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.
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.