Why it works: Butter and bread are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 27,232 recipes. Both carry delta-decalactone, which smells sweet, creamy. The science ↓
Potato Balls
Ingredients
Directions
Prepare the balls
Prepare the potatoes as you would for mashed potatoes and mash them very fine.
Season the mashed potatoes with butter and coarse sea salt.
Beat in the eggs until the mixture is very light.
Shape the mixture into small balls, about the size of walnuts.
Let the balls cool completely.
Coat and fry
Dip the balls in beaten egg.
Coat the balls with bread crumbs.
Heat lard in a deep pan until boiling hot.
Fry the balls until golden brown.
Serve immediately.
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.
-
Butter + breadtop 7% of all pairsSmell alikemoderateCooked together27,232 recipes
Shared aroma: delta-decalactone (sweet, creamy).
-
Potato + buttertop 13% of all pairsSmell alikemoderateCooked together6,456 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
-
Egg + breadtop 13% of all pairsSmell alikemoderateCooked together22,662 recipes
Shared aroma: (e)-2-octenal (fatty, green).
-
Potato + breadtop 15% of all pairsSmell alikemoderateCooked together434 recipes
Shared aroma: 2-acetyl-1-pyrroline (popcorn, roasted).
-
Butter + eggtop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Mashed potatoes
- Provide the starchy base that holds the shape of the balls.
- Eggs
- Bind the mixture and add structure and richness when set.
- Butter
- Adds fat for richer flavour and a softer, moister interior.
- Bread crumbs
- Form a crisp, golden browned crust when fried.
The step that matters
Let the balls cool completely. Warm mashed potato is soft and sticky, so the balls can lose their shape or split. Chilling firms the starch and fat so the coating stays intact and the balls hold together in hot lard.
Swap the potato
How well each one fits the dish's main ingredients (butter, egg, bread):
- Asparagusfits better
- Leekfits better
- Chivefits about as well
- Potatothe original
Fit is the average pairing score against butter, egg, bread. 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 potato balls 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.

Brown Bread461 recipes
Potato Croquettes255 recipes
White Bread80 recipes
Potato Rolls78 recipes