Why it works: Pepper and nutmeg match in chemistry and in kitchens. They rank in the top 7% of all ingredient pairs, and cooks put them together in 13,015 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓
Chitterlings O-r Calf's Tripe
Ingredients
Directions
Prepare the chitterlings
Wash the chitterlings and cut them into pieces.
Place the pieces in a stew-pan with pepper, salt, and 2 quarts of water.
Boil for 2 hours or more.
Make the onions
Peel the onions and boil them whole in plenty of water until soft.
Drain and mash them.
In a cleaned sauce-pan, combine the mashed onions, a piece of butter, cream or milk, nutmeg, and a little salt.
Sprinkle in some flour and cover.
Heat on hot coals until it boils.
Serve
Once the chitterlings are tender, drain them.
Place buttered toast in a dish and lay the chitterlings on top.
Serve with the stewed onions.
Season with pepper and vinegar before eating.
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.
-
Pepper + nutmegtop 7% of all pairsSmell alikestrongCooked together13,015 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Butter + creamtop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Nutmeg + flourtop 8% of all pairsSmell alikemoderateCooked together18,623 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Pepper + oniontop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
Butter and flour barely smell alike, yet cooks put them together in 124,287 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
- Chitterlings
- Main protein that becomes tender through long simmering.
- White onions
- Soften and mash into a thick, sweet base for the dish.
- Butter
- Adds richness and fat to the mashed onion mixture.
- Cream or rich milk
- Adds moisture and smoothness to the mashed onions.
- Flour
- Thickens the onion mixture as it heats.
The step that matters
Boiling the chitterlings until tender. Chitterlings are tough and need a long, gentle simmer for the connective tissue to break down. Stopping early leaves them chewy, so check tenderness before draining.
Swap the onion
How well each one fits the dish's main ingredients (pepper, butter, cream, nutmeg, flour, vinegar):
- Shallotfits better
- Spinachfits better
- Capsicumfits better
- Onionthe original
Fit is the average pairing score against pepper, butter, cream, nutmeg, flour, vinegar. 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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