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Leek, Boiled

Boiled leeks served on toast with white sauce.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Leek and vinegar work together. They rank in the top 24% of all ingredient pairs, and cooks put them together in 97 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓

Leek, Boiled

Ingredients

Directions

Prepare

  1. Trim the roots, outer leaves, and green ends of the leeks, then cut them into 6‑inch lengths.

Boil

  1. Bring a saucepan of water to a boil, add vinegar and salt.

  2. Tie the leeks in bundles and add them to the boiling water.

  3. Boil gently for about 40 minutes, or until tender.

Serve

  1. Drain the leeks, serve on toast, and pour the white sauce over them.

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 + vinegartop 24% of all pairs
    Smell alikemoderate
    Cooked together97 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  2. Vinegar + saucetop 26% of all pairs
    Smell alikelow
    Cooked together3,844 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

  3. Leek + saucetop 26% of all pairs
    Smell alikemoderate
    Cooked together56 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

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

What each ingredient does

Leeks
Provide the main vegetable; cooking softens their fibres until tender.
White sauce
Adds creamy richness and moisture that coats the cooked leeks.
Toast
Gives a crisp, absorbent base that holds the leeks and sauce.

The step that matters

Boil gently for about 40 minutes, or until tender. A rolling boil can break up the leeks and make them waterlogged, while gentle simmering cooks them evenly through to a soft texture. Test for tenderness with a knife rather than relying on the time alone.

Swap the leek

How well each one fits the dish's main ingredients (vinegar, sauce):

  1. Mustardfits better
  2. Horseradishfits better
  3. Shallotfits better
  4. Leekthe original

Fit is the average pairing score against vinegar, sauce. 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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