Why it works: Butter and flour are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Potato Tea Oakes
Ingredients
Directions
The book gives no oven temperature. The 400°F (200°C) in the steps was added when the recipe was transcribed, as a starting point.
Prepare
Pass the mashed potatoes through a sieve.
Make the dough
Mix the potatoes with butter, baking powder, sugar, flour, and beaten eggs.
Mould the mixture into a flat cake.
Bake and serve
Bake in a hot oven at 400°F (200°C) until golden.
Cut open while hot.
Butter while hot.
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 + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Potato + buttertop 13% of all pairsSmell alikemoderateCooked together6,456 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
-
Sugar + flourtop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
-
Potato + flourtop 15% of all pairsSmell alikemoderateCooked together5,355 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 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
- Mashed potatoes
- Provide moisture and a soft, tender crumb.
- Butter
- Adds fat for richness and a tender texture.
- Baking powder
- Releases gas in the heat, helping the cake rise.
- Flour
- Provides structure that holds the cake together as it sets.
- Eggs
- Bind the mixture and help set its structure when baked.
- Sugar
- Adds sweetness and helps the surface brown.
The step that matters
Bake until golden. The surface browns through heat-driven Maillard reactions, which give flavor and color. Underbaking leaves the centre pale and doughy, because the eggs and starch have not fully set.
Swap the potato
How well each one fits the dish's main ingredients (butter, sugar, flour, egg):
- Chivefits better
- Leekfits better
- Shallotfits better
- Potatothe original
Fit is the average pairing score against butter, sugar, flour, egg. 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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