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
Cut the calves' feet in half and remove the fat between the claws. Wash them in warm water.
Place the feet in a large pot and cover with water. Bring to a boil, skim, and simmer gently for 6 to 7 hours until reduced to 2 quarts.
Strain the liquid through a sieve and skim off the oily substance. For best results, refrigerate overnight to allow easier skimming.
Make the jelly
In a pot, melt the strained liquid with sugar, lemon peel, lemon juice, egg whites, and shells. Stir in sherry or Madeira.
Bring to a boil, then reduce heat and simmer for 30 minutes. Strain through a jelly bag until clear.
Pour the jelly into molds and refrigerate until firm. If it's warm, use ice to help it set.
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).
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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
- Calves' feet
- Release gelatin into the liquid as they simmer, giving the jelly its body.
- Egg whites and shells
- Collect fine particles as they cook, clarifying the liquid so it turns clear.
- Lemon juice
- Adds acidity that brightens the flavour and balances the sugar.
- Sherry or madeira
- Adds aroma and depth of flavour to the set jelly.
The step that matters
Skimming and straining the stock. Fat left in the liquid floats on top and makes the jelly greasy and cloudy. Chilling overnight lets the fat solidify so it lifts off cleanly before the final boil.
Swap the lemon
How well each one fits the dish's main ingredients (sugar, egg, sherry):
- Vanillafits better
- Figfits better
- Pineapplefits better
- Lemonthe original
Fit is the average pairing score against sugar, egg, sherry. 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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