Why it works: Carrot and celery match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 10,173 recipes. Both carry myristicin, which smells spice, warm. The science ↓
Mock Turtle Soup
Ingredients
Directions
Prepare the head
Clean the calf's head in hot water.
Soak the head in cold water for 1 hour.
Simmer the soup
Combine the head, veal, pork, roasted onion, lemon rind, carrots, herbs, and celery with 6 quarts of warm water in a large pot.
Boil slowly for 2 hours.
Remove the head and pork from the pot.
Make forcemeat balls from the brains and tongue.
Break the head's bones.
Return everything to the pot.
Boil for an additional 2 hours.
Finish the soup
Melt butter in a small pan, then sauté the sliced onion with parsley, mace, and allspice.
Add flour to thicken.
Stir the soup slowly.
Boil gently for 1 more hour.
Strain the soup through a sieve.
Season with salt, cayenne pepper, lemon juice, and Madeira wine.
Add mushrooms if desired.
Serve with lemon quarters.
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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Carrot + celerytop 1% of all pairsSmell alikestrongCooked together10,173 recipes
Shared aroma: myristicin (spice, warm).
-
Lemon + celerytop 3% of all pairsSmell alikestrongCooked together3,467 recipes
Shared aroma: beta-phellandrene (minty, terpene).
-
Clove + carrottop 5% of all pairsSmell alikestrongCooked together5,873 recipes
Shared aroma: cuminaldehyde (Spicy, cumin).
-
Onion + carrottop 6% of all pairsSmell alikemoderateCooked together21,601 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Clove + celerytop 6% of all pairsSmell alikestrongCooked together4,668 recipes
Shared aroma: gamma-decalactone (peach, creamy).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Calf's head
- Provides gelatin and body, giving the soup its rich, thick texture as it simmers.
- Veal
- Adds meaty flavour and gelatin to the stock during the long simmer.
- Pork
- Contributes fat and savoury depth to the stock.
- Butter
- Fat that carries flavour from the sautéed onion and spices into the soup.
- Flour
- Starch that thickens the soup as it cooks.
- Madeira wine
- Adds sweetness and aroma at the end, rounding out the seasoning.
The step that matters
Stirring in the flour. Flour added to hot liquid can clump if not stirred in well. Stirring slowly while it cooks lets the starch disperse and thicken the soup evenly.
Swap the lemon
How well each one fits the dish's main ingredients (veal, pork, onion, clove, carrot, celery, butter):
- Lemonthe original
- Avocadofits about as well
- Applefits about as well
- Coconutfits less well
Fit is the average pairing score against veal, pork, onion, clove, carrot, celery, butter. 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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