Why it works: Milk and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
Sponge Gingerbread
Ingredients
Directions
The book gives no oven temperature. The 350°F (175°C) in the steps was added when the recipe was transcribed, as a starting point.
Prepare
Combine butter, molasses, and ginger in a bowl.
Heat until warm.
Mix flour, sour milk, and baking soda in another bowl.
Combine both mixtures.
Stir until smooth.
Add eggs if using.
Bake
Pour into a greased baking pan.
Bake at 350°F (175°C) until a toothpick comes out clean.
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.
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Milk + buttertop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Molasses + gingertop 14% of all pairsSmell alikelowCooked together4,116 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Milk + flourtop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Ginger + flourtop 15% of all pairsSmell alikemoderateCooked together8,564 recipes
Shared aroma: isobutyraldehyde (malty, green).
Butter and flour barely smell alike, yet cooks put them together in 124,287 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
- Sour milk
- Reacts with baking soda to lift the batter and adds a slight tang.
- Baking soda
- Reacts with the acid in sour milk to release gas, helping the cake rise.
- Molasses
- Adds sweetness, dark color, and moisture to the crumb.
- Eggs
- Add structure and help bind the batter as it sets.
- Butter
- Adds fat for a tender texture and rich flavor.
The step that matters
Stirring the batter until smooth after combining both mixtures. Sour milk and baking soda begin reacting as soon as they meet, so the batter should go into the pan promptly. Overmixing after the flour is added can develop gluten and make the crumb tough, so stir only until smooth.
Swap the ginger
How well each one fits the dish's main ingredients (milk, molasses, butter, egg, flour):
- Cinnamonfits better
- Nutmegfits better
- Jalapenofits about as well
- Gingerthe original
Fit is the average pairing score against milk, molasses, butter, egg, flour. 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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