Why it works: Leek and potato work together. They rank in the top 6% of all ingredient pairs, and cooks put them together in 30 recipes. Both carry 1-octen-3-ol, which smells mushroom, earthy. The science ↓
Leek Pie
Ingredients
Directions
The book says “a moderate oven”. The 350°F (175°C) in the steps is the modern equivalent, not the book's own figure.
Prepare
Dice the potatoes and leeks.
Parboil them in 1 pint of water, adding the herbs, butter, and seasoning.
Place the vegetables in a pie dish.
Make the batter and bake
Make a batter with the milk, eggs, and flour.
Pour the batter over the vegetables.
Mix everything well.
Bake in a moderate oven at 350°F (175°C) for 1 to 2 hours.
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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Leek + potatotop 6% of all pairsSmell alikemoderateCooked together30 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
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Milk + wheattop 6% of all pairsSmell alikemoderateCooked together2,418 recipes
Shared aroma: (e,z)-2,6-nonadienal (cucumber, melon).
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Leek + nutmegtop 6% of all pairsSmell alikestrongCooked together152 recipes
Shared aroma: coumarin (sweet, hay).
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Nutmeg + peppertop 7% of all pairsSmell alikestrongCooked together13,015 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Potato + wheattop 7% of all pairsSmell alikestrongCooked together235 recipes
Shared aroma: (e,z)-2,6-nonadienal (cucumber, melon).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Eggs
- Bind the batter and help it set into a custard-like pie during baking.
- Fine wheat flour
- Thickens the milk and eggs into a batter that holds the vegetables together.
- Milk
- Forms the liquid base of the batter, adding moisture and richness.
- Potatoes
- Provide starchy body and soft texture in the finished pie.
- Leeks
- Add mild onion-like sweetness and aroma to the filling.
The step that matters
Bake in a moderate oven at 350°F (175°C) for 1 to 2 hours. Eggs must set fully to hold the batter together. Too little heat or time leaves a runny centre, while too much heat can make the eggs curdle and turn rubbery.
Swap the leek
How well each one fits the dish's main ingredients (potato, nutmeg, milk, pepper, wheat, flour, egg):
- Spinachfits better
- Capsicumfits about as well
- Chivefits about as well
- Leekthe original
Fit is the average pairing score against potato, nutmeg, milk, pepper, wheat, 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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