Batch Scaling Around 1 US Cup Old-Fashioned Rolled Oats
| Batch Scale | Weight (g / oz) | US Cups & Spoons | Metric (mL) |
|---|---|---|---|
| Half Batch (0.5×) | 45g (1.59 oz) | ½ cup | 118.3 mL |
| Standard (1×) | 90g (3.17 oz) | 1 cup | 236.6 mL |
| 1.5× Batch | 135g (4.76 oz) | 1 ½ cups | 354.9 mL |
| Double Batch (2×) | 180g (6.35 oz) | 2 cups | 473.2 mL |
| Triple Batch (3×) | 270g (9.52 oz) | 3 cups | 709.8 mL |
Measuring 1 US Cup of Old-Fashioned Rolled Oats in the Kitchen
Measured dip and sweep at a verified bulk density of 90g per US cup, 1 US cup of old-fashioned rolled oats weighs 90 grams (3.17 ounces).
Spoon rolled oats gently into a dry measuring cup until heaping, then sweep level with a straight edge. Shaking or tapping the cup settles the broad, flat oat flakes into trapped gaps, increasing cup weight to nearly 100 grams.
Source note: USDA FoodData Central FDC ID 173904; King Arthur Baking Ingredient Weight Chart
Frequently Asked Questions
How many grams is 1 cup of old-fashioned rolled oats? ▾
1 US Cup of old-fashioned rolled oats measured Dip and sweep weighs 90 grams (3.17 ounces).
Can I substitute quick oats for rolled oats by weight? ▾
Yes, 90 grams of quick oats can replace 90 grams of rolled oats in most baking recipes, producing a slightly denser and more uniform crumb.
Why does a cup of rolled oats weigh so little? ▾
Whole oat groats that have been steamed and flattened into wide flakes create large, irregular air pockets inside a volume measuring cup.