Why it works: Milk and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
String or Butter Beans
Ingredients
Directions
Prepare
If using string beans, remove both strings carefully.
Cut the beans into small pieces.
Cook
Boil the beans until very tender, about 2 hours for older beans or less for young beans.
Drain the beans and cover them with milk.
Finish
Generously season with butter, and add salt and pepper to taste.
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.
-
Milk + buttertop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
-
Beans + peppertop 11% of all pairsSmell alikemoderateCooked together4,733 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Beans + milktop 17% of all pairsSmell alikemoderateCooked together1,266 recipes
Shared aroma: 2,3,5-trimethylpyrazine (cocoa, roasted).
-
Beans + buttertop 19% of all pairsSmell alikemoderateCooked together2,799 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
-
Butter + peppertop 21% of all pairsSmell alikemoderateCooked together85,593 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- String beans or butter beans
- Forms the main body of the dish and becomes soft and tender when boiled long enough.
- Milk
- Adds moisture and a mild, creamy quality to the beans.
- Butter
- Adds fat and richness, giving the beans a smooth, savory flavor.
The step that matters
Boil until very tender. Beans need long, steady boiling to break down their starches and cell walls. Stopping early leaves them firm and tough, and older beans need the longer time.
Swap the beans
How well each one fits the dish's main ingredients (milk, butter, pepper):
- Cocoafits better
- Walnutfits about as well
- Lima beansfits about as well
- Beansthe original
Fit is the average pairing score against milk, butter, pepper. 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 butter beans 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.
German Style String Beans7 recipes
Tomato Soup526 recipes
Brown Bread461 recipes
Mutton Broth292 recipes