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Oxford Receipt for Mutton Kidneys.

A breakfast dish of fried mutton kidneys served with butter‑fried croutons.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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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 ↓

Oxford Receipt for Mutton Kidneys.

Ingredients

Directions

Prepare

  1. Fry the croutons in butter until golden, then remove and keep warm.

  2. Split the kidneys in half, removing the skin and fat.

  3. Season the kidneys with coarse sea salt and cayenne pepper.

Cook and serve

  1. Arrange the kidneys in a clean frying pan and cook over medium heat until done, about 8 to 10 minutes.

  2. Serve the kidneys with the croutons.

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. Bread + muttontop 12% of all pairs
    Smell alikemoderate
    Cooked together1,488 recipes

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

  3. Mutton + peppertop 16% of all pairs
    Smell alikelow
    Cooked together5,442 recipes

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

  4. Mutton + buttertop 16% of all pairs
    Smell alikemoderate
    Cooked together3,781 recipes

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

  5. Bread + peppertop 16% of all pairs
    Smell alikemoderate
    Cooked together20,964 recipes

    Shared aroma: 2-nonenal (fatty, green).

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

What each ingredient does

Mutton kidneys
Form the main protein, which firms and turns opaque as it cooks through.
Butter
Fat for frying the croutons, adding richness and promoting golden browning.
Bread
Forms crisp croutons that contrast with the tender kidneys.

The step that matters

Cooking the kidneys until done. Kidneys turn firm and rubbery when overcooked, while undercooked kidneys stay soft and may be unpleasant. Cooking them briefly over medium heat keeps them tender and juicy. Pan size and heat strongly affect timing, so check doneness early.

“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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