Why it works: Carrot and turnip match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 8,002 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Scotch Barley Broth
Ingredients
Directions
Bring 2 gallons of cold water to a boil in a large pot.
Add 6 ounces of barley and skim the surface when it boils.
Insert the whole fowl or 3 pounds of beef into the pot.
Add 3 pounds of carrots, 3 pounds of turnips, and 3 finely chopped onions.
Add greens as needed toward the end of cooking, if using.
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.
-
Carrot + turniptop 1% of all pairsSmell alikestrongCooked together8,002 recipes
Shared aroma: coumarin (sweet, hay).
-
Barley + turniptop 2% of all pairsSmell alikestrongCooked together629 recipes
Shared aroma: coumarin (sweet, hay).
-
Turnip + oniontop 5% of all pairsSmell alikestrongCooked together7,585 recipes
Shared aroma: coumarin (sweet, hay).
-
Barley + carrottop 6% of all pairsSmell alikestrongCooked together784 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Carrot + oniontop 6% of all pairsSmell alikemoderateCooked together21,601 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Barley
- Releases starch as it simmers, thickening the broth and giving it body.
- Whole fowl or beef
- Releases savory flavor and gelatin into the water, enriching the broth.
- Carrots
- Add natural sweetness and color as they soften in the simmering liquid.
- Turnips
- Add earthy, mildly sweet flavor and soft texture to the broth.
- Onions
- Add aromatic, savory depth as they cook down into the broth.
The step that matters
Skimming the surface when the water boils. Foam and impurities rise to the surface as the liquid heats. Removing them keeps the broth clearer and prevents bitter or off flavors from mixing back in during the long simmer.
Swap the onion
How well each one fits the dish's main ingredients (barley, beef, carrot, turnip):
- Leekfits better
- Parsnipfits better
- Beetrootfits better
- Onionthe original
Fit is the average pairing score against barley, beef, carrot, turnip. 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.
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