Why it works: Butter and milk 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 ↓
Eggless Date Cookies
Ingredients
Directions
Make the dough
Mix sugar, butter, and lard together.
Add sour milk and rolled oats (chopped).
Stir in baking soda and enough flour to make a stiff dough.
Roll out the dough thin and cut into desired shapes.
Make the date filling
Wash and remove stones from dates.
Cook dates with ¾ cup sugar and 1 cup cold water for 20 minutes.
Let the filling cool before using.
Assemble
Pair the cookies with the filling in between.
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.
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 + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Oats + datestop 8% of all pairsSmell alikestrongCooked together69 recipes
Shared aroma: 2-methoxy-4-vinylphenol (clove, smoky).
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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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Milk + oatstop 14% of all pairsSmell alikemoderateCooked together2,119 recipes
Shared aroma: 2,3,5-trimethylpyrazine (cocoa, roasted).
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 for tenderness and a rich flavor in the dough.
- Lard
- Adds fat that keeps the cookies tender and short.
- Sour milk
- Its acidity reacts with the baking soda so the cookies rise and soften.
- Baking soda
- Reacts with the acidic sour milk to produce gas that lightens the dough.
- Rolled oats
- Add chewy texture and body to the dough.
- Dates
- Cooked into a sweet, thick filling that gives moisture and flavor.
The step that matters
Let the filling cool before using.. A hot filling is runny and soft, so it will soak into the cookies and make them soggy. Cooling lets the dates thicken so the filling holds in place between the cookies.
Swap the dates
How well each one fits the dish's main ingredients (sugar, butter, milk, oats, flour):
- Vanillafits better
- Raisinfits better
- Blueberryfits better
- Datesthe original
Fit is the average pairing score against sugar, butter, milk, oats, 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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