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⅔ US Cup Gluten-Free 1-to-1 Baking Flour = 98.7g

⅔ US Cup of gluten-free 1-to-1 baking flour weighs 98.7 grams (3.48 ounces or 0.22 pounds; 157.7 mL or 10.67 tablespoons in volume) when measured spooned & leveled at a verified bulk density of 148g per 236.6 mL US Customary cup.

Imperial weight: 3.48 oz (0.22 lb) • Volume: 157.7 mL (10.67 tbsp)

Batch
Measuring density
Converted Measure
0.67 US cup Gluten-Free 1-to-1 Baking Flour (spooned & leveled) =
98.7 g
Physical scoop breakdown0.67 cups
1/3 cup
1/3 cup
Edit either side to reverseGF 1-to-1 Flour chart →
Grams
98.7 g
Ounces
3.48 oz
US Cups
⅔ cup
Metric (250mL)
0.63 c
Tablespoons
10.67 tbsp
Milliliters
157.7 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 ⅔ US Cup Gluten-Free 1-to-1 Baking Flour

Batch scaling conversion table around ⅔ 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×) 49.3g (1.74 oz) ⅓ cup 78.9 mL
Standard (1×) 98.7g (3.48 oz) ⅔ cup 157.7 mL
1.5× Batch 148g (5.22 oz) 1 cup 236.6 mL
Double Batch (2×) 197.3g (6.96 oz) 1 ⅓ cups 315.5 mL
Triple Batch (3×) 296g (10.44 oz) 2 cups 473.2 mL

Measuring ⅔ 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, ⅔ US cup of gluten-free 1-to-1 baking flour weighs 98.7 grams (3.48 ounces). Measured using the dip scooped method (160g/cup), that same ⅔ cup holds 106.7g — a 8g 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 ⅔ cup of gluten-free 1-to-1 baking flour? ▾

⅔ US Cup of gluten-free 1-to-1 baking flour measured spooned & leveled weighs 98.7 grams (3.48 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.