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Liebig Sandwiches

A sandwich made with Liebig's meat extract, mustard, buttered bread, and optional coarse sea salt.

From an old cookbook · modernised transcription
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Why it works: Bread and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 27,232 recipes. Both carry delta-decalactone, which smells sweet, creamy. The science ↓

Liebig Sandwiches

Ingredients

Directions

  1. Butter all slices of bread.

  2. Spread a thin layer of Liebig's extract on two slices.

  3. Add a little mustard on top of the extract.

  4. If desired, sprinkle with coarse sea salt.

  5. Top with the remaining two slices of bread.

  6. Cut and serve.

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. Bread + buttertop 7% of all pairs
    Smell alikemoderate
    Cooked together27,232 recipes

    Shared aroma: delta-decalactone (sweet, creamy).

  2. Meat + mustardtop 13% of all pairs
    Smell alikelow
    Cooked together855 recipes

    Shared aroma: guaiacol (smoky, sweet).

  3. Bread + meattop 14% of all pairs
    Smell alikemoderate
    Cooked together2,924 recipes

    Shared aroma: 2,4-decadienal (seaweed).

  4. Bread + mustardtop 16% of all pairs
    Smell alikemoderate
    Cooked together1,484 recipes

    Shared aroma: 2-acetyl-1-pyrroline (popcorn, roasted).

  5. Butter + meattop 16% of all pairs
    Smell alikemoderate
    Cooked together7,594 recipes

    Shared aroma: guaiacol (smoky, sweet).

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

What each ingredient does

Liebig's extract of meat
Provides a concentrated, savoury meaty flavour that is the main taste of the sandwich.
Butter
Adds fat and richness to the bread, carrying flavour and softening the crumb.
Mustard
Adds sharp acidity that cuts through the rich, salty meat extract.

Swap the mustard

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

  1. Potatofits better
  2. Shallotfits better
  3. Asparagusfits better
  4. Mustardthe original

Fit is the average pairing score against bread, butter, meat. 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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