Why it works: Apple and cinnamon are a kitchen classic. They rank in the top 4% of all ingredient pairs, and cooks put them together in 5,598 recipes. Both carry methyl cinnamate, which smells strawberry. The science ↓
Apple Custard Pie
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.
Make the filling
Cook the sour apples until smooth, then sift them.
In a bowl, cream together the butter and sugar.
Add the sifted apples to the butter and sugar mixture.
Incorporate the egg yolks into the mixture, then season with mace and cinnamon.
Bake
Beat the egg whites until stiff and set aside for frosting.
Pour the mixture into pie crusts and top with the beaten egg whites.
Bake at 350°F (175°C) until set and lightly browned.
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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Apple + cinnamontop 4% of all pairsSmell alikemoderateCooked together5,598 recipes
Shared aroma: methyl cinnamate (strawberry).
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Mace + cinnamontop 10% of all pairsSmell alikemoderateCooked together3,611 recipes
Shared aroma: methyleugenol (clove, spice).
-
Sugar + cinnamontop 10% of all pairsSmell alikelowCooked together30,779 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Apple + buttertop 14% of all pairsSmell alikemoderateCooked together8,706 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
-
Butter + cinnamontop 15% of all pairsSmell alikemoderateCooked together17,784 recipes
Shared aroma: anethole (sweet, anise).
Sugar and cinnamon barely smell alike, yet cooks put them together in 30,779 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
- Sour apples
- Provide tart flavor and bulk, and their pectin helps the filling set smooth.
- Sugar
- Adds sweetness and helps tenderize the custard texture.
- Butter
- Adds richness and fat, giving the filling a smooth, tender body.
- Eggs
- Set the custard as they cook, giving structure, and the whites add lightness to the topping.
The step that matters
Baking until just set. Egg proteins coagulate as they heat, so overbaking makes the custard grainy, weepy and rubbery. Pull it when the center still jiggles slightly and it will firm as it cools.
Swap the mace
How well each one fits the dish's main ingredients (apple, sugar, butter, egg, cinnamon):
- Nutmegfits better
- Clovefits better
- Cardamomfits better
- Macethe original
Fit is the average pairing score against apple, sugar, butter, egg, cinnamon. 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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