Name: Corned Beef Hash Patties
Ingredients: 4 Tbs. (1/2 stick) unsalted butter; 1 yellow onion, cut into 1/4-inch dice; 1 yellow bell pepper, cut into 1/4-inch dice; 1 red bell pepper, cut into 1/4-inch dice; 1 lb. russet potatoes, peeled, cut into 1/4-inch; dice and cooked until tender; 1 lb. cooked corned beef, shredded into; small pieces; 3 Tbs. chopped fresh flat-leaf parsley; 2 eggs, lightly beaten; 2 Tbs. all-purpose flour; Salt and freshly ground pepper, to taste; 2 Tbs. canola oil; 16 poached eggs

Why it works: Pepper and parsley match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and cooks put them together in 34,122 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓

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.

Pepper + parsleytop 2% of all pairs

Smell alikestrong

Cooked together34,122 recipes

Shared aroma: 4'-methylacetophenone (bitter almond).
Onion + potatotop 3% of all pairs

Smell alikemoderate

Cooked together9,023 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Potato + parsleytop 5% of all pairs

Smell alikemoderate

Cooked together2,855 recipes

Shared aroma: 4'-methylacetophenone (bitter almond).
Onion + beeftop 7% of all pairs

Smell alikemoderate

Cooked together17,092 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Potato + beeftop 8% of all pairs

Smell alikemoderate

Cooked together2,052 recipes

Shared aroma: sotolon (curry, maple).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

Swap the onion

How well each one fits the dish's main ingredients (butter, pepper, potato, beef, parsley, egg, flour):

Chivefits better
Carrotfits better
Shallotfits better
Onionthe original

Fit is the average pairing score against butter, pepper, potato, beef, parsley, egg, flour. Candidates are from the same food group and used in at least 100 recipes.

Ingredient	Portion assumed	kcal
Flour	1 cup (125g) all-purpose	455
Beef	100g cooked	250
Potato	1 medium (173g) baked	161
Olive Oil	1 tbsp (14g)	119
Butter	1 tbsp (14g)	102
Egg	1 large egg (50g)	78
Onion	1 medium (110g)	44
Bell Pepper	1 medium (119g)	31
Black Pepper	1 tsp ground (2.3g)	6
Parsley	1 tbsp chopped fresh (3.8g)	1
Salt	1 tsp (6g)	0

Corned Beef Hash Patties