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Dessert

Gbape Marmalade

A preserved fruit spread made from grapes, citrus fruits, sugar, and water.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 6 ingredients
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Why it works: Orange and lemon match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 10,634 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓

Gbape Marmalade

Ingredients

Directions

Prepare the grapes

  1. Wash the grapes well, remove all stems and imperfect fruit, and drain them.

  2. Separate the pulp from the skins.

  3. Heat the pulp to boiling.

  4. Cook the pulp slowly until the seeds separate.

  5. Run the pulp through a colander.

  6. Remove the seeds.

Make the marmalade

  1. Put the pulp and skins into a preserving kettle.

  2. Add an equal amount of sugar.

  3. Cook slowly for 30 minutes.

  4. Seal the marmalade in jars.

Prepare the citrus

  1. Slice the orange, lemon, and grapefruit very thin, rind and all.

  2. Add 3 bowls of cold water to a bowl of the sliced fruit.

  3. Let the sliced fruit stand overnight.

  4. In the morning, boil the sliced fruit for 20 minutes.

  5. Let the sliced fruit stand overnight again.

  6. Add 1 bowl of sugar to each bowl of fruit.

  7. Boil the fruit for 1½ hours.

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. Orange + lemontop 1% of all pairs
    Smell alikestrong
    Cooked together10,634 recipes

    Shared aroma: 3-hexenal (apple, fruity).

  2. Orange + grapefruittop 1% of all pairs
    Smell alikestrong
    Cooked together233 recipes

    Shared aroma: 3-hexenal (apple, fruity).

  3. Lemon + grapefruittop 4% of all pairs
    Smell alikestrong
    Cooked together184 recipes

    Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).

  4. Grape + orangetop 6% of all pairs
    Smell alikemoderate
    Cooked together1,771 recipes

    Shared aroma: 3-hexenal (apple, fruity).

  5. Grape + grapefruittop 8% of all pairs
    Smell alikemoderate
    Cooked together79 recipes

    Shared aroma: 1-p-menthene-8-thiol (grapefruit).

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

What each ingredient does

Grapes
Provide the pulp and skins that form the body and fruity flavour of the marmalade.
Sugar
Sweetens the marmalade and helps it set into a thick, spreadable texture.
Orange
Adds bitter-sweet citrus aroma and pectin-rich rind to help the marmalade set.
Lemon
Adds acidity and pectin from the rind, supporting brightness and setting.
Grapefruit
Adds citrus bitterness and pectin-rich rind, giving the preserve its characteristic tang.

The step that matters

Cook the pulp slowly until the seeds separate. Slow heating lets the seeds release from the pulp without scorching it. Scorched fruit tastes burnt and can stick and burn on the bottom of the kettle.

Swap the grape

How well each one fits the dish's main ingredients (sugar, orange, lemon, grapefruit):

  1. Limefits better
  2. Vanillafits better
  3. Mangofits better
  4. Grapethe original

Fit is the average pairing score against sugar, orange, lemon, grapefruit. 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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