Why it works: Sugar and lemon are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 53,532 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓
Cowslip Wine, Superior
Ingredients
Directions
Make the syrup
Boil sugar, lemon juice, water, and egg whites for 30 minutes, skimming frequently.
Ensure the boiling vessel is very clean to avoid ruining the wine.
Steep and ferment
Place cowslips in a dry, sweet tub and pour the boiling mixture over them.
Optionally, add thin rinds of lemons, avoiding any white pith.
Stir with a wooden stick for a few minutes, then add a thin slice of dry toasted bread spread with fresh yeast.
Let the mixture sit in a cool place for 3-4 days.
Strain the liquor, squeezing the flowers to extract all goodness.
Transfer the wine to a cask rinsed with pale brandy.
Bung loosely for a few days until fermentation stops, then bung securely.
Bottle
Bottle the wine after 3 months.
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 + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Egg + lemontop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
-
Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
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
- Sugar
- Feeds the yeast during fermentation and becomes the alcohol in the finished wine.
- Cowslips
- Provide the flower aroma and character that define this wine.
- Lemons
- Add acidity that balances the sweetness and brightens the flavour.
- Egg whites
- Bind impurities that rise during boiling so they can be skimmed off, clarifying the liquor.
- Fresh yeast
- Starts the fermentation that turns the sugar into alcohol.
The step that matters
Keeping the boiling vessel very clean. Stray residue or contamination can introduce unwanted flavours or microbes that spoil the wine during the long fermentation and storage.
Swap the lemon
The recipe marks lemon as optional. How well each one fits the dish's main ingredients (sugar, egg):
- Vanillafits better
- Raisinfits about as well
- Lemonthe original
- Datesfits less well
Fit is the average pairing score against sugar, 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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