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300g Mashed Ripe Banana = 1 ⅓ cups

300 grams of mashed ripe banana equals 1 ⅓ cups (1.33 US Customary cups, 1.26 Metric 250 mL cups, 315.5 mL, 21.33 tablespoons, or 10.58 oz) when measured packed at a verified density of 225g per US Customary cup.

Exact decimal volume: 1.33 US Customary Cups • 1.26 Metric Cups (250 mL) • 21.33 tbsp • 10.58 oz

Batch
Measuring density
Standard: Packed225g / cup
Converted Measure
300 g Mashed Ripe Banana (Packed) =
1 ⅓ US Cups
Physical scoop breakdown1.33 cups
1 cup
1/3 cup
Edit either side to reverseMashed Banana chart →
Grams
300 g
Ounces
10.58 oz
US Cups
1 ⅓ cups
Metric (250mL)
1.26 c
Tablespoons
21.33 tbsp
Milliliters
315.5 mL

Kitchen note: 1 US Customary Cup (236.6 mL) of mashed ripe banana (packed) weighs 225g, while 1 International Metric Cup (250 mL) weighs 238g.

Batch Scaling Around 300g Mashed Ripe Banana

Batch scaling conversion table around 300g of Mashed Ripe Banana (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×) 150g (5.29 oz) ⅔ cup 157.7 mL
Standard (1×) 300g (10.58 oz) 1 ⅓ cups 315.5 mL
1.5× Batch 450g (15.87 oz) 2 cups 473.2 mL
Double Batch (2×) 600g (21.16 oz) 2 ⅔ cups 630.9 mL
Triple Batch (3×) 900g (31.75 oz) 4 cups 946.4 mL

Measuring 300g of Mashed Ripe Banana in the Kitchen

Because 1 US Customary Cup (236.6 mL) of mashed ripe banana weighs 225g when measured packed, 300 Grams (300g) translates to 1.33 US cups (1 ⅓ cups).

Without a kitchen scale, measure 1 ⅓ cups (21.33 tablespoons total) using packed technique. Mash peeled ripe speckled bananas thoroughly with a fork until mostly smooth, then spoon into a dry measuring cup and level. Chunkiness creates trapped pockets, whereas smooth mashed puree settles consistently to 225 grams per cup.

Source note: USDA FoodData Central FDC ID 173944; King Arthur Baking Ingredient Weight Chart

Frequently Asked Questions

How many cups is 300 grams of mashed ripe banana? ▾

300 grams of mashed ripe banana (Packed, 225g per US cup) equals 1 ⅓ cups (1.33 US Customary Cups, 1.26 Metric 250 mL cups, or 21.33 tablespoons).

How many whole bananas equal 1 cup (225 grams) of mashed puree? ▾

Approximately 2 to 2.5 medium peeled ripe bananas mash down into 225 grams of puree.

Can I use thawed frozen bananas? ▾

Yes, thawed frozen bananas are exceptionally soft and easy to mash; be sure to incorporate all the sweet expressed liquid into your batter.