Why it works: Cream and butter are a kitchen classic. They rank in the top 8% of all ingredient pairs, and cooks put them together in 41,516 recipes. Both carry delta-dodecalactone, which smells sweet, creamy. The science ↓
Sweet Potato 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.
Prepare the filling
Preheat the oven to 350°F (175°C).
In a bowl, combine the mashed sweet potatoes, sugar, cream, butter, and beaten eggs.
Flavor the mixture with lemon or nutmeg.
Bake and serve
Pour the filling into the pastry shell.
Bake until set and 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.
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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Cream + buttertop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Sugar + creamtop 9% of all pairsSmell alikemoderateCooked together43,450 recipes
Shared aroma: 2,3-butanedione (butter, sweet).
-
Sweet potato + lemontop 10% of all pairsSmell alikestrongCooked together314 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Butter + lemontop 16% of all pairsSmell alikemoderateCooked together41,227 recipes
Shared aroma: 3-hexenal (apple, fruity).
-
Sweet potato + sugartop 17% of all pairsSmell alikemoderateCooked together1,151 recipes
Shared aroma: 2-nonenal (fatty, green).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Sweet potatoes
- Provide the bulk and body of the filling, along with moisture and mild sweetness.
- Eggs
- Set the filling into a sliceable custard as they cook.
- Sugar
- Adds sweetness and helps the filling brown lightly in the oven.
- Cream
- Adds richness and moisture, giving the filling a smoother, silkier texture.
- Butter
- Adds fat for richness and a smooth mouthfeel.
The step that matters
Bake until set and golden. Eggs set as they heat, so underbaking leaves the filling runny, while overbaking can make it curdle or crack. Watch for a filling that is firm at the edges and only slightly wobbly in the centre.
Swap the sweet potato
How well each one fits the dish's main ingredients (sugar, cream, butter, egg, lemon):
- Asparagusfits better
- Leekfits better
- Spinachfits about as well
- Sweet potatothe original
Fit is the average pairing score against sugar, cream, butter, egg, lemon. 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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