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Boiled Leeks

Boiled leeks served on toast with melted butter, salt, and pepper.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Leek and pepper work together. They rank in the top 12% of all ingredient pairs, and cooks put them together in 965 recipes. Both carry coumarin, which smells sweet, hay. The science ↓

Boiled Leeks

Ingredients

Directions

Prepare

  1. Wash the leeks or green onions in salted cold water.

  2. Trim away the roots and wilted tops, then tie them in small bunches.

Cook and serve

  1. Boil small onions for 10 minutes and leeks for 20 minutes in salted boiling water.

  2. Drain the leeks and prepare a slice of dry toast for each bunch.

  3. Melt the butter with ¼ teaspoon of salt and ¼ teaspoon of pepper.

  4. Lay the leeks on the toast, pour the melted butter over them, and serve hot.

Recipe from a historical cookbook (Internet Archive).

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.

  1. Leek + peppertop 12% of all pairs
    Smell alikemoderate
    Cooked together965 recipes

    Shared aroma: coumarin (sweet, hay).

  2. Leek + buttertop 15% of all pairs
    Smell alikemoderate
    Cooked together848 recipes

    Shared aroma: trans-2-hexenal (green, leafy).

  3. Butter + peppertop 21% of all pairs
    Smell alikemoderate
    Cooked together85,593 recipes

    Shared aroma: trans-2-nonenal (cardboard, fatty).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Leeks
Provide the tender, mildly sweet vegetable that is the main body of the dish.
Butter
Adds fat and richness, coating the leeks and soaking into the toast.
Dry toast
Acts as a crisp base that soaks up the melted butter and holds the leeks.

The step that matters

Boiling the leeks for 20 minutes. Leeks need enough time in boiling water to turn tender throughout. Undercooked leeks stay fibrous and tough, while overcooking makes them soft and watery.

Swap the leek

How well each one fits the dish's main ingredients (butter, pepper):

  1. Capsicumfits better
  2. Potatofits better
  3. Carrotfits about as well
  4. Leekthe original

Fit is the average pairing score against butter, pepper. 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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