Why it works: Crab and lemon work together. They rank in the top 16% of all ingredient pairs, and cooks put them together in 387 recipes. Both carry 1-octen-3-ol, which smells mushroom, earthy. The science ↓
Crab Apple Jelly
Ingredients
Directions
Prepare the fruit
Wash and quarter the Siberian crab apples without coring them.
Cover the crab apples with 1-2 inches of cold water and cook until mushy.
Pour the mixture into a coarse cotton bag or strainer and press to extract all the juice.
Make the jelly
Combine the strained juice with the juice of 4 lemons and ¾ pound of sugar for each pint of juice.
Boil the mixture for 10-20 minutes, stirring constantly while slowly adding the sugar.
Continue boiling for 5 more minutes.
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.
-
Crab + lemontop 16% of all pairsSmell alikemoderateCooked together387 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
-
Lemon + sugartop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Crab + sugartop 19% of all pairsSmell alikemoderateCooked together407 recipes
Shared aroma: hexanal (grass, green).
Lemon and sugar barely smell alike, yet cooks put them together in 53,532 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
- Siberian crab apples
- Provide the pectin and tart flavor that help the juice set into jelly.
- Sugar
- Adds sweetness and, with boiling, helps the juice thicken and set as a gel.
- Lemon juice
- Adds acidity that brightens the flavor and supports pectin setting.
The step that matters
Boil with constant stirring while adding sugar. Sugar dissolves best when added slowly and stirred, preventing scorching on the pan bottom. Boiling long enough concentrates the sugar and acid so pectin can form a firm gel.
Swap the lemon
How well each one fits the dish's main ingredients (crab, sugar):
- Raisinfits better
- Lemonthe original
- Vanillafits about as well
- Applefits less well
Fit is the average pairing score against crab, 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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