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Dessert

Grape Conserve

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

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 4 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. Pulp the grapes and cook them.

  2. Run the cooked pulp through a sieve to remove the seeds.

Make the conserve

  1. Add the skins, sugar, chopped oranges, and walnuts to the pulp.

  2. Cook all together until thick like grape butter.

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. Sugar + orangetop 20% of all pairs
    Smell alikelow
    Cooked together19,212 recipes

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

  5. Grape + sugartop 23% of all pairs
    Smell alikelow
    Cooked together7,490 recipes

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

Sugar and orange barely smell alike, yet cooks put them together in 19,212 recipes: they work on texture and structure more than aroma.

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

What each ingredient does

Concord grapes
Provide the main fruit, pulp, and skins that give the conserve its flavor and color.
Granulated sugar
Sweetens the conserve and thickens it as it cooks down into a spreadable mass.
Oranges
Add acidity and bright citrus aroma that balance the sweetness of the grapes.
English walnuts
Add crunchy texture and a nutty flavor against the soft, jammy fruit.

The step that matters

Cook all together until thick like grape butter. Sugar and fruit must reduce until the sugar concentration and pectin set the mixture thick. Stopping too early leaves it runny, while overcooking can scorch the sugar and make it stiff.

Swap the walnut

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

  1. Almondfits better
  2. Walnutthe original
  3. Pistachiofits about as well
  4. Chestnutfits less well

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