Why it works: Onion and clove are a kitchen classic. They rank in the top 13% of all ingredient pairs, and cooks put them together in 16,901 recipes. Both carry 2-nonanone, which smells fruity, floral. The science ↓
Tomato Jelly
Ingredients
Directions
Prepare
Soak the gelatin in cold water until soft.
Cook the tomatoes and seasoning (except salt) for twenty minutes.
Set the jelly
Strain and add salt.
Pour the hot liquid over the softened gelatin.
Stir until it is dissolved.
Pour into custard cups which have been wet with cold water.
Serve
Serve very cold on lettuce leaves with mayonnaise dressing.
Nutrition, whole recipe (rough)
What these numbers assume: 5 portions
| Ingredient | Portion assumed | kcal |
|---|---|---|
| Sugar | 1 tbsp (12.5g) granulated | 49 |
| Onion | 1 medium (110g) | 44 |
| Clove | 1 tsp ground (2g) | 7 |
| Bay Leaf | 1 leaf (0.6g) | 2 |
| Salt | 1 tsp (6g) | 0 |
One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.
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. See the original page.
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.
-
Onion + clovetop 13% of all pairsSmell alikemoderateCooked together16,901 recipes
Shared aroma: 2-nonanone (fruity, floral).
-
Sugar + clovetop 26% of all pairsSmell alikelowCooked together17,182 recipes
Shared aroma: 1-penten-3-one (fish, pungent).
-
Sugar + oniontop 36% of all pairsSmell alikelowCooked together15,747 recipes
Shared aroma: guaiacol (smoky, sweet).
Sugar and clove barely smell alike, yet cooks put them together in 17,182 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 gelatine
- Sets the liquid into a firm jelly as it cools.
- Sugar
- Adds sweetness that balances the sharpness of the tomatoes.
- Cloves
- Adds a warm, spiced aroma to the tomato liquid.
The step that matters
Stir until the gelatin is fully dissolved. Gelatin only sets when it dissolves completely in the hot liquid. Undissolved granules leave weak or grainy patches in the finished jelly.
Swap the onion
How well each one fits the dish's main ingredients (sugar, clove):
- Sweet potatofits better
- Arrowrootfits better
- Capsicumfits better
- Onionthe original
Fit is the average pairing score against sugar, clove. 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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