Why it works: Lettuce and spinach match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 427 recipes. Both carry 2-isobutyl-3-methoxypyrazine, which smells green bell pepper, earthy. The science ↓
Mint and Pea Soup
Ingredients
Directions
Make the soup base
Combine mint, young onions, and water in a pot.
Stew until tender.
Pass the mixture through a sieve.
Add stock, salt, and sugar.
Boil the soup.
If the soup is not thick enough, mix in flour and butter.
Add the vegetables
Boil young peas with chopped lettuce and a little mint just before serving.
Pound spinach in a mortar.
Squeeze through a cloth to extract juice.
Soak old dried blue peas overnight.
Boil in water.
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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Lettuce + spinachtop 1% of all pairsSmell alikestrongCooked together427 recipes
Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).
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Mint + peastop 2% of all pairsSmell alikemoderateCooked together1,137 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
-
Peas + lettucetop 5% of all pairsSmell alikestrongCooked together1,293 recipes
Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).
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Peas + spinachtop 8% of all pairsSmell alikemoderateCooked together550 recipes
Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).
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Onion + lettucetop 8% of all pairsSmell alikestrongCooked together3,562 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Young peas
- Add body and a sweet, fresh flavour to the soup.
- Stock
- Provides the main liquid and savoury depth of the soup.
- Flour
- Thickens the soup slightly when the consistency is too thin.
- Butter
- Adds richness and smooth texture to the thickened soup.
Swap the mint
How well each one fits the dish's main ingredients (onion, sugar, flour, butter, peas, lettuce, spinach):
- Capersfits better
- Tarragonfits better
- Garlicfits better
- Mintthe original
Fit is the average pairing score against onion, sugar, flour, butter, peas, lettuce, spinach. 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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