Why it works: Vanilla and milk are a kitchen classic. They rank in the top 5% of all ingredient pairs, and cooks put them together in 19,187 recipes. Both carry ethyl caproate, which smells fruity, apple peel. The science ↓
Wafers, Ice
Ingredients
Directions
Make the batter
Mix flour and powdered sugar in a bowl.
Add beaten eggs and vanilla extract, then beat until smooth.
Melt the butter and work it into the batter, then beat again.
Gradually add the milk while mixing.
Let the batter sit for 1 hour.
Bake
Bake the wafers as usual.
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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Vanilla + milktop 5% of all pairsSmell alikemoderateCooked together19,187 recipes
Shared aroma: ethyl caproate (fruity, apple peel).
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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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Sugar + vanillatop 8% of all pairsSmell alikelowCooked together35,032 recipes
Shared aroma: beta-damascenone (apple, rose).
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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + vanillatop 12% of all pairsSmell alikemoderateCooked together19,241 recipes
Shared aroma: isobutyraldehyde (malty, green).
Sugar and vanilla barely smell alike, yet cooks put them together in 35,032 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
- Flour
- Provides the structure that holds the wafers together as they set.
- Eggs
- Bind the batter and add structure and richness as they set in the oven.
- Unsalted butter
- Adds fat for tenderness and a rich flavor in the finished wafers.
- Milk
- Adds moisture that loosens the batter to a pourable consistency.
- Powdered sugar
- Sweetens the batter and helps it brown lightly as it bakes.
The step that matters
Working the melted butter into the batter. Butter must be fully blended and not left in clumps. Even distribution of fat keeps the batter smooth and the wafers evenly tender and crisp.
Swap the vanilla
How well each one fits the dish's main ingredients (flour, sugar, egg, butter, milk):
- Vanillathe original
- Raisinfits about as well
- Figfits less well
- Coconutfits less well
Fit is the average pairing score against flour, sugar, egg, butter, milk. 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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