Why it works: Lemon and sherry are a kitchen classic. They rank in the top 17% of all ingredient pairs, and cooks put them together in 3,273 recipes. Both carry 1-octen-3-ol, which smells mushroom, earthy. The science ↓
Calves’ Feet Jelly
Ingredients
Directions
Prepare the stock
Clean and slit the calf feet.
Boil the feet slowly in water until more than half is reduced.
Skim the stock and strain it off.
When cold, remove the top fat and sediment.
Clarify and strain
In a preserving pan, combine the jelly stock, sugar, lemon peel, lemon juice, Madeira or Sherry, egg whites, and crushed eggshells.
Stir well and heat gently without agitation.
Boil slowly for 12 to 15 minutes, then add a little cold water and boil for another 5 minutes.
Cover with a flannel cloth and let settle for 30 minutes.
Pour the jelly into a flannel jelly bag and strain until clear.
Fill the shapes.
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.
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Lemon + sherrytop 17% of all pairsSmell alikemoderateCooked together3,273 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
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Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Lemon + eggtop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
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Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Sugar + sherrytop 22% of all pairsSmell alikelowCooked together4,141 recipes
Shared aroma: guaiacol (smoky, sweet).
Sugar and lemon 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
- Calf feet
- Release gelatin during long simmering, which lets the stock set into a firm jelly when cool.
- Egg whites
- Bind to impurities as they heat, so they can be removed and the jelly turns clear.
- Lemon juice
- Adds acidity that brightens the flavour and balances the sugar.
- Madeira or sherry
- Adds aroma and depth of flavour to the jelly.
- White sugar
- Sweetens the jelly and balances the lemon's acidity.
The step that matters
Heat gently without agitation. Stirring or vigorous boiling once the egg whites begin to coagulate breaks up the clumps that trap impurities, leaving the jelly cloudy instead of clear.
Swap the lemon
How well each one fits the dish's main ingredients (sugar, sherry, egg):
- Vanillafits better
- Figfits better
- Pineapplefits better
- Lemonthe original
Fit is the average pairing score against sugar, sherry, egg. 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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