Why it works: Clove and ginger match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 6,038 recipes. Both carry estragole, which smells anise, licorice. The science ↓
Mushroom Ketchup, Another Way
Ingredients
Directions
Make the mushroom liquor
Place the mushrooms and pickled skins in a stew-pan.
Add the salt and set over a slow fire.
Strain the liquid produced.
Spice and boil
Add shallots, garlic, pepper, ginger, mace, cloves, and bay leaves to the liquid.
Boil and skim well.
Store and re-boil
When cold, cork tightly.
After two months, boil again with fresh spices and a stick of horseradish.
This will keep for a year.
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.
-
Clove + gingertop 1% of all pairsSmell alikestrongCooked together6,038 recipes
Shared aroma: estragole (anise, licorice).
-
Mushroom + shallottop 4% of all pairsSmell alikemoderateCooked together1,982 recipes
Shared aroma: 2,4-decadienal (seaweed).
-
Shallot + garlictop 4% of all pairsSmell alikestrongCooked together2,000 recipes
Shared aroma: coumarin (sweet, hay).
-
Clove + peppertop 5% of all pairsSmell alikestrongCooked together17,451 recipes
Shared aroma: ethyl octanoate (fruity, wine).
-
Shallot + clovetop 5% of all pairsSmell alikestrongCooked together1,677 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Large-flap mushrooms
- Release their liquid and rich savoury flavour when salted and heated slowly.
- Coarse sea salt
- Draws moisture out of the mushrooms and helps preserve the finished ketchup.
- Shallots
- Add savoury, aromatic depth to the liquid as it cooks.
- Garlic
- Adds pungent aroma and savoury depth to the liquid.
The step that matters
Skimming while boiling. Boiling the strained liquid releases foam and impurities that rise to the surface. Skimming them off keeps the ketchup clear and clean-tasting, which matters because it will be stored for a long time.
Swap the mace
How well each one fits the dish's main ingredients (mushroom, shallot, clove, garlic, pepper, ginger):
- Thymefits better
- Turmericfits better
- Allspicefits better
- Macethe original
Fit is the average pairing score against mushroom, shallot, clove, garlic, pepper, ginger. 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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