Why it works: Pecans and chocolate work together. They rank in the top 9% of all ingredient pairs, and cooks put them together in 804 recipes. Both carry 2,3-pentanedione, which smells butter, sweet. The science ↓
Chocolate Cookies
Ingredients
Directions
The book says “a moderate oven”. The 300°F (150°C) in the steps is the modern equivalent, not the book's own figure.
Prepare
Preheat the oven to 300°F (150°C).
Make the dough
Beat the eggs lightly, then add a pinch of salt and the sugar; beat again.
Sift in the flour and baking powder, then add the grated chocolate and chopped pecans.
Bake
Drop small balls of the mixture onto buttered baking sheets.
Bake until set.
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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Pecans + chocolatetop 9% of all pairsSmell alikemoderateCooked together804 recipes
Shared aroma: 2,3-pentanedione (butter, sweet).
-
Sugar + chocolatetop 13% of all pairsSmell alikemoderateCooked together15,404 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Sugar + flourtop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
-
Egg + flourtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Egg + pecanstop 17% of all pairsSmell alikemoderateCooked together2,280 recipes
Shared aroma: decanal (soap, orange peel).
Egg and flour barely smell alike, yet cooks put them together in 106,462 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
- Eggs
- Bind the mixture and add structure as they set in the oven.
- Flour
- Provides the structure that holds the cookies together as they bake.
- Baking powder
- Releases gas during baking so the cookies rise and lighten.
- Sugar
- Adds sweetness and helps the cookies brown and stay tender.
- Sweet chocolate
- Provides the chocolate flavor and richness throughout the cookies.
Swap the pecans
How well each one fits the dish's main ingredients (sugar, egg, flour, chocolate):
- Almondfits better
- Hazelnutfits better
- Chestnutfits better
- Pecansthe original
Fit is the average pairing score against sugar, egg, flour, chocolate. 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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