Name: Buchanan Carrot Soup
Ingredients: 2 quarts good brown stock (or strong beef broth); 1 tablespoon fine curry powder; 6 to 8 ounces Patna rice (boiled dry and tender); Cayenne pepper to taste; Optional: cold vegetables, cut small; Optional: 3 to 4 ounces pearl barley (well washed and soaked)

Why it works: Rice and barley match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 568 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓

Buchanan Carrot Soup

Ingredients

2 quarts good brown stock (or strong beef broth)
1 tablespoon fine curry powder
6 to 8 ounces Patna rice (boiled dry and tender)
Cayenne pepper to taste
Optional: cold vegetables, cut small
Optional: 3 to 4 ounces pearl barley (well washed and soaked)

Directions

In a pot, mix the brown stock with a little liquid and the curry powder. Boil for 10 minutes.
Alternatively, season the stock with cayenne pepper and stir in the boiled rice.
Let the soup sit by the fire for 10 minutes without simmering.
Serve immediately, adding cold vegetables or pearl barley if desired.

Recipe from a historical cookbook (Internet Archive).

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.

Rice + barleytop 3% of all pairs

Smell alikestrong

Cooked together568 recipes

Shared aroma: 2-nonenal (fatty, green).
Beef + barleytop 7% of all pairs

Smell alikemoderate

Cooked together458 recipes

Shared aroma: 2-furfurylthiol (coffee, roasted).
Beef + peppertop 10% of all pairs

Smell alikemoderate

Cooked together18,971 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Beef + ricetop 10% of all pairs

Smell alikemoderate

Cooked together2,265 recipes

Shared aroma: 2-acetyl-1-pyrroline (popcorn, roasted).
Rice + peppertop 12% of all pairs

Smell alikemoderate

Cooked together8,379 recipes

Shared aroma: trans-2-nonenal (cardboard, fatty).