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Molasses Cookies

A sweet cookie made with molasses, butter, baking soda, ginger, and sugar.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Molasses Cookies

Why it works: Molasses and sugar are a kitchen classic. They rank in the top 11% of all ingredient pairs, and cooks put them together in 9,225 recipes. Both carry ethanol, which smells alcoholic, ethereal. The science ↓

Molasses Cookies

Ingredients

Directions

Make the dough

  1. Boil the molasses and butter together.

  2. Stir in the baking soda, ginger, and sugar while hot.

  3. Mix until stiff.

Shape and bake

  1. Shape the dough as desired and bake until done.

Recipe from a historical cookbook (Internet Archive).

Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.

Photo for illustrative purposes only · Contact us to use it

Explore the science

The flavor team

The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.

  1. Molasses + sugartop 11% of all pairs
    Smell alikemoderate
    Cooked together9,225 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

  2. Molasses + gingertop 14% of all pairs
    Smell alikelow
    Cooked together4,116 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

  3. Ginger + sugartop 17% of all pairs
    Smell alikelow
    Cooked together14,054 recipes

    Shared aroma: 1-penten-3-one (fish, pungent).

  4. Butter + sugartop 17% of all pairs
    Smell alikemoderate
    Cooked together98,233 recipes

    Shared aroma: guaiacol (smoky, sweet).

  5. Butter + gingertop 26% of all pairs
    Smell alikemoderate
    Cooked together7,152 recipes

    Shared aroma: trans-2-decenal (waxy, orange).

Ginger and sugar barely smell alike, yet cooks put them together in 14,054 recipes: they work on texture and structure more than aroma.

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Molasses
Provides sweetness, moisture, and the dark color and deep flavor of the cookie.
Butter
Adds fat for richness and a tender texture.
Baking soda
Reacts with the molasses's acidity to release gas, helping the cookies rise and darken.
Sugar
Adds sweetness and helps the cookies brown while baking.
Ground ginger
Contributes the warm, spicy aroma that defines the cookie.

The step that matters

Stir in the baking soda while the mixture is hot. Baking soda reacts with the acid in molasses to produce carbon dioxide gas. Adding it while hot helps it dissolve and react evenly, so the dough lifts and darkens uniformly rather than staying dense or patchy.

Swap the ginger

How well each one fits the dish's main ingredients (molasses, butter, sugar):

  1. Cinnamonfits better
  2. Gingerthe original
  3. Nutmegfits about as well
  4. Clovefits about as well

Fit is the average pairing score against molasses, butter, sugar. Candidates are from the same food group and used in at least 100 recipes.

“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.

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