Dark, mineral-rich syrup used in gingerbread, spice cookies, barbecue sauces, and brown sugar flavor profiles.

Reviewed by the CupOrGram Editorial TeamSources: King Arthur Baking, USDA FoodData Central, in-house testingMethodology

Properties

Density Index
1.44 g/cm3
1 Cup Weight
340g
Texture
Liquid
Category
Sugar
Top Substitute

Honey

Use 1:1

Sweeter and lighter. Works for moisture but loses deep molasses flavor.

Most-used links for Molasses

Conversions

cupsgrams
1/4 cups85.0 grams
1/3 cups112 grams
1/2 cups170 grams
1 cups340 grams
1.50 cups510 grams
2 cups680 grams
3 cups1020 grams
4 cups1360 grams
Figures use the US cup (236.6 ml).
Density: 1.44 g/ml
Quick Convert

Ingredient-specific, density-based conversions for baking

1 cups of Molasses equals 341 grams
Ingredient-specific · density-based
Cup size

Recommended Tools & Pantry Picks for Molasses

Optional shopping references for bakers who want to compare tools and pantry options related to molasses.

Digital Kitchen Scale

Essential for cup-to-gram accuracy and repeatable bakes.

Shop scales

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Substitutions for Molasses

Storage Tips

Store tightly sealed at room temperature. Warm slightly if it becomes difficult to pour.

Baking Science

Molasses is dense, acidic, hygroscopic, and strongly flavored. It deepens browning, adds moisture, and reacts with baking soda in classic spice bakes.

Recipe Context

For cookies: sugar ratio drives spread and caramelization.

For cakes: sugar level affects tenderness and moisture retention.

For frostings: weight gives repeatable texture batch to batch.

Common Pitfalls

  • Switching brands without re-checking weight can change texture and bake time.
  • Using volume-only measurements for dense ingredients can overshoot recipe targets.
  • Packed vs unpacked sugar measurements are not interchangeable.

Brand Variance & Measuring Method

Baseline reference: 1 cup molasses = 340g. In real kitchens, a practical range is usually 313g-367g per cup (8% band).

Why this happens: granule size, packing, and moisture level shift how much sugar fits in a cup.

Figures use the US cup (236.6 ml).

Common Questions

How many grams is 1 cup of molasses?

1 cup of molasses weighs 340 grams.

What can I substitute for molasses?

Honey (1:1), Maple Syrup (1:1), Brown Sugar Syrup (3/4 cup brown sugar dissolved with 1/4 cup water per 1 cup molasses)

Explore Molasses Further

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