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 ↓
Cheese Rolls
Ingredients
Directions
Mash and season the potatoes.
Shape into oblong forms.
Dip in beaten egg.
Season with coarse sea salt and black pepper.
Roll in finely grated cheese.
Fry in deep hot lard until golden.
Sprinkle with parsley and serve hot.
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.
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Pepper + parsleytop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Potato + parsleytop 5% of all pairsSmell alikemoderateCooked together2,855 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Potato + peppertop 9% of all pairsSmell alikemoderateCooked together8,305 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Potato + cheesetop 15% of all pairsSmell alikemoderateCooked together959 recipes
Shared aroma: sotolon (curry, maple).
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Pepper + cheesetop 18% of all pairsSmell alikemoderateCooked together7,861 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
Swap the potato
How well each one fits the dish's main ingredients (egg, pepper, cheese, parsley):
- Capsicumfits better
- Carrotfits about as well
- Spinachfits about as well
- Potatothe original
Fit is the average pairing score against egg, pepper, cheese, parsley. Candidates are from the same food group and used in at least 100 recipes.
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