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Dessert

Crab Apple Jelly

A jelly made from crab apples, sugar, lemon juice, and gelatin.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Apple and lemon are a kitchen classic. They rank in the top 14% of all ingredient pairs, and cooks put them together in 7,551 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓

Crab Apple Jelly

Ingredients

Directions

Prepare the fruit

  1. Halve the crab apples and place them in a preserving pan with cold water to barely cover them.

  2. Simmer gently until tender, then strain the mixture.

Make the jelly

  1. Return the liquid to the pan; for each pint, add 1 lb of sugar and 2 teaspoons of lemon juice.

  2. Simmer gently for about an hour, skimming as needed.

  3. Measure the liquid; for each pint, dissolve 1 oz of gelatin in a little warm water and strain it into the pan.

  4. Pour the mixture into a prepared mold or jelly glasses and serve when set.

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. Apple + lemontop 14% of all pairs
    Smell alikemoderate
    Cooked together7,551 recipes

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

  2. Crab + lemontop 16% of all pairs
    Smell alikemoderate
    Cooked together387 recipes

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

  3. Apple + sugartop 18% of all pairs
    Smell alikelow
    Cooked together16,478 recipes

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

  4. Sugar + lemontop 18% of all pairs
    Smell alikelow
    Cooked together53,532 recipes

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

  5. Crab + sugartop 19% of all pairs
    Smell alikemoderate
    Cooked together407 recipes

    Shared aroma: hexanal (grass, green).

Apple and sugar barely smell alike, yet cooks put them together in 16,478 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

Crab apples
Provide natural pectin and tart flavour that give the jelly its body and character.
Sugar
Adds sweetness and helps the jelly set and keep its texture.
Lemon juice
Adds acidity that brightens flavour and supports proper setting.
Gelatine
Adds gel structure so the jelly holds its shape when set.

The step that matters

Simmer gently for about an hour, skimming as needed. Boiling too hard can cloud the jelly and drive off water unevenly, while skimming removes foam that would spoil clarity and texture. Gentle, steady heat keeps the jelly clear and sets it evenly.

Swap the apple

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

  1. Limefits better
  2. Orangefits better
  3. Raisinfits better
  4. Applethe original

Fit is the average pairing score against crab, sugar, lemon. 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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