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Dessert

Green Grape Jelly

A jelly made from green grapes, cranberry juice, and sugar.

From an old cookbook · modernised transcription
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Why it works: Grape and cranberry work together. They rank in the top 9% of all ingredient pairs, and cooks put them together in 84 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓

Green Grape Jelly

Ingredients

Directions

Prepare the juice

  1. Stem and cook the grapes until soft.

  2. Pour the mixture into a jelly bag and drain overnight.

Make the jelly

  1. In a pot, combine the grape juice and cranberry juice.

  2. Bring to a boil, then add hot sugar in equal measure.

  3. Boil until the mixture jellies.

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 + cranberrytop 9% of all pairs
    Smell alikemoderate
    Cooked together84 recipes

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

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

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

  3. Cranberry + sugartop 25% of all pairs
    Smell alikelow
    Cooked together374 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

Green grape juice
Provides the main body and fruit flavor of the jelly.
Cranberry juice
Adds tartness and acidity that balances the sweetness and helps the jelly set.
Sugar
Sweetens the jelly and, when boiled, helps it set into a gel.

The step that matters

Boil until the mixture jellies. Sugar and fruit pectin set into a gel only at a high enough concentration. Boiling long enough to evaporate water is needed, but overcooking can make the jelly stiff or cause scorching, so check for a set rather than relying on time alone.

Swap the cranberry

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

  1. Vanillafits better
  2. Applefits better
  3. Figfits better
  4. Cranberrythe original

Fit is the average pairing score against grape, sugar. 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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