Why it works: Rhubarb and lemon match in chemistry and in kitchens. They rank in the top 7% of all ingredient pairs, and cooks put them together in 546 recipes. Both carry acetic acid, which smells sour, vinegar. The science ↓
Rhubarb Wine
Ingredients
Directions
Prepare
Gather rhubarb in mid-May and wipe it with a wet cloth.
Bruise the rhubarb in a large wooden tub until it becomes a pulp.
Weigh the pulp and add 1 gallon of cold spring water for every 5 lbs of pulp.
Ferment and strain
Let the mixture sit for 3 days, stirring 3 or 4 times a day.
On the fourth day, press the pulp through a fine sieve.
Transfer the liquid to a tub and add 3 lbs of loaf sugar for every gallon.
Stir until the sugar is completely dissolved and add the lemon rind.
Allow the mixture to sit until fermentation begins to subside, about 4 to 6 days.
Skim off any crust that forms when it starts to crack.
Cask and bottle
Transfer the wine to a cask; if it ferments again, rack it into another cask.
After two weeks, stop it down.
If the wine is not sweet enough, add more loaf sugar, ensuring the cask is full.
Bottle the wine in February or March; it will be ready to drink in summer.
For a brilliant color, add a little currant juice.
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.
Photo for illustrative purposes only · Contact us to use it
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.
-
Rhubarb + lemontop 7% of all pairsSmell alikestrongCooked together546 recipes
Shared aroma: acetic acid (sour, vinegar).
-
Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Rhubarb + sugartop 18% of all pairsSmell alikemoderateCooked together1,852 recipes
Shared aroma: 1-penten-3-one (fish, pungent).
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
- Rhubarb pulp
- Provides the main flavor and natural tartness, and the base that ferments into wine.
- Loaf sugar
- Feeds fermentation to make alcohol and adds sweetness to balance the tartness.
- Isinglass
- Clarifies the wine by gathering suspended particles so they settle out, making it clear.
- Lemon rind
- Adds bright citrus aroma and oils that lift the wine's flavor.
The step that matters
Keep the cask full when adding sugar. A half-empty cask exposes the wine to air, which invites oxidation and spoilage. Topping it up keeps the wine protected while it sweetens and matures.
Swap the rhubarb
How well each one fits the dish's main ingredients (sugar, lemon):
- Cinnamonfits better
- Gingerfits better
- Marjoramfits better
- Rhubarbthe original
Fit is the average pairing score against sugar, lemon. 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.
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.

Lemon Whey33 recipes
Lemon Wine31 recipes
Lemon Squash10 recipes
Lemon Essence8 recipes