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Dessert

Grape Conserve

A sweet preserve made from grapes, raisins, oranges, sugar, and walnuts.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Grape and orange are a kitchen classic. They rank in the top 6% of all ingredient pairs, and cooks put them together in 1,771 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓

Grape Conserve

Ingredients

Directions

Prepare the grapes

  1. Wash grapes and remove from stems; separate pulp from skins.

  2. Cook pulp until very soft, then press through a sieve.

Cook and jar

  1. In a kettle, combine pulp, skins, halved raisins, orange juice, grated rind, and sugar.

  2. Cook until thick, about 20 minutes, adding walnuts 5 minutes before removing from heat.

  3. Pour into sterilized jars and seal.

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

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

  2. Grape + walnuttop 8% of all pairs
    Smell alikemoderate
    Cooked together1,427 recipes

    Shared aroma: 1-hexanal (fruit).

  3. Orange + walnuttop 12% of all pairs
    Smell alikemoderate
    Cooked together1,058 recipes

    Shared aroma: 2,4-nonadienal (fatty, green).

  4. Raisin + orangetop 13% of all pairs
    Smell alikemoderate
    Cooked together1,684 recipes

    Shared aroma: beta-damascenone (apple, rose).

  5. Raisin + walnuttop 13% of all pairs
    Smell alikemoderate
    Cooked together647 recipes

    Shared aroma: 1-octen-3-ol (mushroom, earthy).

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

What each ingredient does

Grapes
Pulp and skins supply most of the bulk and body of the preserve.
Sugar
Adds sweetness and helps the preserve thicken and keep.
Raisins
Add concentrated sweetness and a chewy texture.
Oranges
Juice and rind add acidity and bright citrus aroma.
Walnuts
Add crunch and a nutty flavor against the soft fruit.

The step that matters

Cook until thick, then add walnuts late. Thickening happens as water evaporates and sugar concentrates, so undercooking leaves the preserve runny while overcooking can scorch it. Adding walnuts only 5 minutes before removing from heat keeps them crisp rather than soft and dull in flavor.

Swap the raisin

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

  1. Figfits better
  2. Vanillafits better
  3. Pearfits better
  4. Raisinthe original

Fit is the average pairing score against grape, orange, sugar, walnut. 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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