Molasses — Cups to Grams

1 cup of molasses = 340 grams

1 cup of molasses weighs approximately 340 grams. Use the converter below for custom amounts, or check the full conversion table.

Molasses Converter

Amount

Result

340 g

How to Measure Molasses Correctly

To measure molasses easily, lightly grease your measuring cup or spoon with oil or cooking spray first — this helps the molasses slide out cleanly. For the most accurate measurement, use a kitchen scale. Molasses is very thick and sticky.

Understanding Molasses Measurements

Molasses is a byproduct of sugar refining. One cup of molasses weighs approximately 340 grams. It's very thick, dark, and has a strong, bitter-sweet flavour. Blackstrap molasses is the darkest and most bitter.

Common Uses in Baking & Cooking

Molasses is used in gingerbread, dark fruitcakes, and baked beans. It adds moisture, colour, and a distinctive flavour. It's also used to make brown sugar by mixing it with white sugar. If you need a substitute, see our Molasses substitution guide.

Storage and Handling Tips

Store molasses at room temperature in a tightly sealed container. It has an almost indefinite shelf life. If it becomes too thick, you can warm it gently. Keep it away from direct sunlight.

Need to convert molasses to other units? Try our cups to grams converter or tablespoons to grams converter.

Related Ingredients

Brown Sugar Treacle

Molasses Conversion Table

Amount	Grams	Ounces
1 teaspoon	7.08g	0.25 oz
1 tablespoon	21.3g	0.75 oz
¼ cup	85g	3 oz
⅓ cup	113g	4 oz
½ cup	170g	6 oz
⅔ cup	227g	8 oz
¾ cup	255g	8.99 oz
1 cup	340g	12 oz
1½ cups	510g	18 oz
2 cups	680g	24 oz

Need a Substitute?

Out of molasses? We've got 2 tested alternatives with exact ratios.

Black Treacle(1:1)

Honey + Cocoa(1:1 honey + pinch cocoa for colour)

See all alternatives for Molasses →

Frequently Asked Questions

How many grams in a cup of molasses?▼

One US cup of molasses weighs approximately 340 grams. This is based on the standard spooned-and-levelled measuring method.

How many tablespoons in a cup of molasses?▼

There are 16 US tablespoons in one US cup. Each tablespoon of molasses weighs approximately 21.3 grams.

How do I measure molasses accurately?▼

For the most accurate results, we recommend using a digital kitchen scale. When measuring by volume, spoon the molasses into the cup and level it off with a straight edge.

How many cups in 100g of molasses?▼

100 grams of molasses is approximately 0.29 US cups.

More Baking

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Related Converters

Cups to Grams Cups to Ounces Tablespoons to Grams Teaspoons to Grams

Values are approximate and can vary depending on how the ingredient is measured. For precision baking, we recommend using a digital kitchen scale.