Why it works: Lemon and sugar are a kitchen classic. They rank in the top 10% of all ingredient pairs, and 53,530 recipes mention both. Both carry 2-nonenal, which smells fatty, green. The science ↓
The recipe
Ingredients
Directions
Roast the lemon carefully until hot, without burning it.
Cut the lemon and squeeze the juice into a cup.
Add the lemon juice to the powdered sugar and mix well.
Take a spoonful whenever you have a cough or cold.
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 aroma chemistry they share, and how many recipes mention both.
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Lemon + sugartop 10% of all pairsAroma overlaplowMentioned together53,530 recipes
Shared aroma: 2-nonenal (fatty, green).
Lemon and sugar share little aroma chemistry, yet 53,530 recipes mention both: they likely work on texture and structure more than aroma.
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
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