Why it works: Turnip and leek match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 1,046 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Clear Soup
Ingredients
Directions
Prepare
Skim the stock to remove fat.
Cut the beef into very small pieces, discarding fat and sinew.
Clean and scrape the carrot to a pulp.
Cut the turnip into dice and the leek into small pieces.
Cook
In a stewpan, combine the cold stock, beef, and vegetables.
Stir continuously until the mixture is heated.
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.
Photo for illustrative purposes only · Contact us to use it
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.
-
Turnip + leektop 1% of all pairsSmell alikestrongCooked together1,046 recipes
Shared aroma: coumarin (sweet, hay).
-
Carrot + turniptop 1% of all pairsSmell alikestrongCooked together8,002 recipes
Shared aroma: coumarin (sweet, hay).
-
Carrot + leektop 3% of all pairsSmell alikestrongCooked together1,310 recipes
Shared aroma: coumarin (sweet, hay).
-
Beef + carrottop 10% of all pairsSmell alikemoderateCooked together6,606 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Beef + leektop 12% of all pairsSmell alikemoderateCooked together659 recipes
Shared aroma: ethyl butyrate (apple, fruity).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Stock
- Forms the liquid base, providing moisture and the main savory flavor of the soup.
- Lean beef
- Adds meaty flavor, and as it heats its proteins help collect particles that clarify the broth.
- Carrot
- Adds natural sweetness and color, and its pulp gives the soup body.
- Turnip
- Contributes a mild, slightly sweet vegetable flavor to the broth.
- Leek
- Contributes a delicate onion-like aroma to the broth.
The step that matters
Stir continuously while heating. Lean beef and vegetables can stick to the base of the pan and scorch, which darkens and muddies the soup. As the mixture warms, the meat proteins set and gather particles that are then strained out. Constant stirring keeps solids suspended and the heat even, helping the soup stay clear.
Swap the carrot
How well each one fits the dish's main ingredients (beef, turnip, leek):
- Parsnipfits better
- Chivefits better
- Shallotfits better
- Carrotthe original
Fit is the average pairing score against beef, turnip, leek. 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.
More clear soup recipes
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.

Roast Beef211 recipes
Beef Loaf175 recipes
Carrot Soup134 recipes
Corned Beef87 recipes