Why it works: Pepper and lemon match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 27,047 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓
Ox Tongue, Fresh, Larded
Ingredients
Directions
Prepare the tongue
Soak the tongue and boil it gently for about three hours.
Remove the rough skin and lard the upper part of the tongue with strips of fat bacon.
Stew
Return the tongue to the saucepan with enough of the boiling liquid to cover it.
Add the fried button onions, pepper, salt, and butter rolled in flour.
Stew gently for one hour.
A quarter of an hour before serving, add the lemon juice and port wine.
Serve
Serve the tongue on a hot dish with the gravy poured over it.
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.
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Pepper + lemontop 3% of all pairsSmell alikestrongCooked together27,047 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
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Onion + peppertop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + port winetop 13% of all pairsSmell alikemoderateCooked together1,499 recipes
Shared aroma: ethyl octanoate (fruity, wine).
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Onion + buttertop 15% of all pairsSmell alikemoderateCooked together42,912 recipes
Shared aroma: decanal (soap, orange peel).
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
- Ox tongue
- Is the main meat, which becomes tender through long gentle boiling and stewing.
- Fat bacon
- Strips larded into the tongue add richness and moisture as the meat cooks.
- Butter
- Rolled in flour, it enriches the gravy and helps thicken it as it stews.
- Flour
- Thickens the cooking liquid into a gravy that coats the tongue.
- Port wine
- Adds sweetness and depth of flavour to the gravy when added near the end.
- Lemon juice
- Adds acidity that brightens the rich gravy.
The step that matters
Simmering the tongue gently. Boiling hard toughens the meat's proteins and can break the tongue apart. A gentle simmer lets the connective tissue slowly soften, so the meat becomes tender.
Swap the onion
How well each one fits the dish's main ingredients (pepper, butter, flour, lemon, port wine):
- Shallotfits better
- Capsicumfits better
- Arrowrootfits better
- Onionthe original
Fit is the average pairing score against pepper, butter, flour, lemon, port wine. 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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