Why it works: Sugar and vinegar are a kitchen classic. They rank in the top 15% of all ingredient pairs, and cooks put them together in 20,806 recipes. Both carry beta-damascenone, which smells apple, rose. The science ↓
Lemon Candy
Ingredients
Directions
Combine the sugar and water in a saucepan.
Cook slowly over low heat until it threads.
Add the vinegar and skim off any foam.
Flavor with lemon extract.
Pour the mixture into buttered plates to cool.
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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Sugar + vinegartop 15% of all pairsSmell alikemoderateCooked together20,806 recipes
Shared aroma: beta-damascenone (apple, rose).
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Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Vinegar + lemontop 20% of all pairsSmell alikemoderateCooked together7,334 recipes
Shared aroma: acetic acid (sour, vinegar).
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
- Granulated sugar
- Forms the candy's structure and sweetness as it cooks into a hard, glassy mass.
- Vinegar
- Adds a little acidity that helps keep the sugar from crystallizing into grainy candy.
The step that matters
Cook slowly over low heat until it threads. Sugar syrup must reach the right concentration to set firm when cooled. Cooking too fast or too hot can scorch the sugar or overshoot, giving a bitter or brittle result, so low heat and attention to the thread stage matter.
Swap the lemon
How well each one fits the dish's main ingredients (sugar, vinegar):
- Vanillafits better
- Strawberryfits better
- Pineapplefits better
- Lemonthe original
Fit is the average pairing score against sugar, vinegar. 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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