Why it works: Flour and raisin match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 9,075 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Oatmeal Cookies
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 the dough
Preheat the oven to 350°F (175°C).
In a bowl, cream together the sugar and butter.
Add the sour milk and dissolved baking soda, mixing well.
Beat in the eggs, then stir in the oatmeal and flour.
Fold in the chopped raisins.
Shape and bake
Roll the dough out and cut into squares or use a cookie cutter.
Place on a baking sheet and bake until golden.
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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Flour + raisintop 1% of all pairsSmell alikestrongCooked together9,075 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + milktop 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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Sugar + raisintop 13% of all pairsSmell alikemoderateCooked together12,481 recipes
Shared aroma: beta-damascenone (apple, rose).
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Milk + flourtop 14% of all pairsSmell alikelowCooked together78,219 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
- Butter
- Creams with the sugar to trap air and add richness and tenderness.
- Sour milk
- Its acidity reacts with the baking soda to help the cookies rise and soften.
- Baking soda
- Reacts with the acidic sour milk to produce gas that leavens the dough.
- Eggs
- Bind the dough and add structure and moisture to the cookies.
- All-purpose flour
- Provides the main structure that holds the cookies together as they bake.
- Oatmeal
- Adds chewy texture and body to the dough.
The step that matters
Dissolving the baking soda in the sour milk. Baking soda needs an acid to react and release gas. Dissolving it fully in the sour milk before mixing spreads the leavening evenly, so the cookies rise uniformly instead of in patches.
Swap the raisin
How well each one fits the dish's main ingredients (sugar, butter, milk, egg, flour):
- Vanillafits about as well
- Raisinthe original
- Figfits less well
- Coconutfits less well
Fit is the average pairing score against sugar, butter, milk, 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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