Why it works: Ginger and lemon match in chemistry and in kitchens. They rank in the top 5% of all ingredient pairs, and cooks put them together in 5,154 recipes. Both carry beta-phellandrene, which smells minty, terpene. The science ↓
Green Citron Preserve
Ingredients
Directions
Prepare
Pare the citron and cut it into small or fancy pieces; remove the seeds and use the pulp and rind.
Let the rind lie in cold water all night.
Make the preserve
Put the ginger in the sugar and make the syrup.
Add one pound of green ginger and four thinly sliced lemons (with seeds removed) to twelve pounds of fruit.
For each pound of fruit, add one and a quarter pounds of sugar and one pint of water.
Do not put the lemon in until the citron is nearly ready to take up.
Boil the mixture for three or four hours.
Nutrition, whole recipe (rough)
Counts 3 of 5 ingredients. The other 2 aren't in our nutrition table and add nothing above, so the real totals are higher.
What these numbers assume: 3 portions
| Ingredient | Portion assumed | kcal |
|---|---|---|
| Sugar | 1 tbsp (12.5g) granulated | 49 |
| Lemon | juice of 1 lemon (48ml) | 12 |
| Ginger | 1 tsp grated fresh (2g) | 2 |
| Fruit | not in our table | 0 |
| Water | not in our table | 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.
-
Ginger + lemontop 5% of all pairsSmell alikestrongCooked together5,154 recipes
Shared aroma: beta-phellandrene (minty, terpene).
-
Ginger + sugartop 17% of all pairsSmell alikelowCooked together14,054 recipes
Shared aroma: 1-penten-3-one (fish, pungent).
-
Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
Ginger and sugar barely smell alike, yet cooks put them together in 14,054 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
- Citron (in the method)
- Forms the bulk of the preserve and provides its main texture and body.
- Sugar
- Sweetens the preserve and helps it set as the syrup thickens.
- Lemons
- Adds acidity and brightness that balance the sweetness of the sugar.
- Green ginger
- Adds a sharp, aromatic warmth to the preserve.
The step that matters
Adding the lemon late. The record says lemon should go in only when the citron is nearly ready to take up. Adding lemon too early can cook it down and dull its brightness, so timing it near the end keeps its flavour fresh.
Swap the lemon
How well each one fits the dish's main ingredients (ginger, sugar):
- Lemonthe original
- Orangefits about as well
- Limefits less well
- Vanillafits less well
Fit is the average pairing score against ginger, sugar. 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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