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1 US Cup Gluten-Free 1-to-1 Baking Flour = 148g

1 US Cup of gluten-free 1-to-1 baking flour weighs 148 grams (5.22 ounces or 0.33 pounds; 236.6 mL or 16 tablespoons in volume) when measured spooned & leveled at a verified bulk density of 148g per 236.6 mL US Customary cup.

Imperial weight: 5.22 oz (0.33 lb) • Volume: 236.6 mL (16 tbsp)

Batch
Measuring density
Converted Measure
1 US cup Gluten-Free 1-to-1 Baking Flour (spooned & leveled) =
148 g
Physical scoop breakdown1.00 cup
1 cup
Edit either side to reverseGF 1-to-1 Flour chart →
Grams
148 g
Ounces
5.22 oz
US Cups
1 cup
Metric (250mL)
0.95 c
Tablespoons
16 tbsp
Milliliters
236.6 mL

Kitchen note: Test-kitchen baseline uses spooned & leveled (148g/cup). Switching to dip scooped (160g/cup) changes each cup by 12g—use the packing toggle on the scale bench to match your recipe.

Batch Scaling Around 1 US Cup Gluten-Free 1-to-1 Baking Flour

Batch scaling conversion table around 1 US Cup of Gluten-Free 1-to-1 Baking Flour (0.5× to 3× recipe batches in grams, ounces, US cups, and milliliters)
Batch Scale Weight (g / oz) US Cups & Spoons Metric (mL)
Half Batch (0.5×) 74g (2.61 oz) ½ cup 118.3 mL
Standard (1×) 148g (5.22 oz) 1 cup 236.6 mL
1.5× Batch 222g (7.83 oz) 1 ½ cups 354.9 mL
Double Batch (2×) 296g (10.44 oz) 2 cups 473.2 mL
Triple Batch (3×) 444g (15.66 oz) 3 cups 709.8 mL

Measuring 1 US Cup of Gluten-Free 1-to-1 Baking Flour in the Kitchen

Measured spooned & leveled at a verified bulk density of 148g per US cup, 1 US cup of gluten-free 1-to-1 baking flour weighs 148 grams (5.22 ounces). Measured using the dip scooped method (160g/cup), that same 1 cup holds 160g — a 12g difference in your mixing bowl.

Formulated with rice flour, starches, and xanthan gum. Spoon into cup and sweep level without packing down.

Source note: King Arthur Measure for Measure (148g/cup) & Bob’s Red Mill 1-to-1

Frequently Asked Questions

How many grams is 1 cup of gluten-free 1-to-1 baking flour? ▾

1 US Cup of gluten-free 1-to-1 baking flour measured spooned & leveled weighs 148 grams (5.22 ounces).

Can GF 1-to-1 flour be swapped cup-for-cup for yeast bread? ▾

No, 1-to-1 blends with xanthan gum are formulated for non-yeasted cookies and cakes; yeast breads require specific gluten-free bread formulations.

Why is gluten-free blend heavier than standard all-purpose flour? ▾

It contains dense white rice flour and potato starch which weigh considerably more per unit volume than aerated wheat flour.