Why it works: Butter and flour are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Oatmeal Cookies
Ingredients
Directions
The book says “a hot oven”. The 400°F (200°C) in the steps is the modern equivalent, not the book's own figure.
Make the dough
Cream the butter in a bowl.
Add the brown sugar, egg, rolled oats, flour, and baking powder. Mix well.
If the mixture is too dry, add a little cream.
Shape and bake
Toss the dough on a floured surface, roll it thin, and cut into rounds.
Place the rounds in buttered pans.
Bake for 10 minutes at 400°F (200°C).
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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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + oatstop 12% of all pairsSmell alikemoderateCooked together2,939 recipes
Shared aroma: ethyl octanoate (fruity, wine).
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Sugar + flourtop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + eggtop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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
- Butter
- Adds fat that makes the cookies tender and rich.
- Rolled raw oats
- Provide chewy texture and a toasty, nutty flavor.
- Brown sugar
- Adds sweetness, moisture, and caramel-like flavor and browning.
- Flour
- Provides the structure that holds the cookies together.
- Egg
- Binds the dough and adds structure and richness.
- Baking powder
- Releases gas that helps the cookies rise and lighten.
The step that matters
Adding cream only if the dough is too dry. Flour and oats absorb liquid unevenly, so adding too much cream can make the dough sticky and spread. Add it a little at a time, only when the dough is truly dry and crumbly.
“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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