Why it works: Leek and butter work together. They rank in the top 15% of all ingredient pairs, and cooks put them together in 848 recipes. Both carry trans-2-hexenal, which smells green, leafy. The science ↓
Boiled Leeks
Ingredients
Directions
Trim off the coarse leaves from the leeks.
Cut the leeks into equal lengths and tie them into small bunches.
Boil the leeks in plenty of salted water for 20 to 25 minutes.
Serve the leeks on toast and accompany with melted butter.
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 + buttertop 15% of all pairsSmell alikemoderateCooked together848 recipes
Shared aroma: trans-2-hexenal (green, leafy).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
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