Why it works: Pepper and mustard are a kitchen classic. They rank in the top 9% of all ingredient pairs, and cooks put them together in 15,430 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓
Ham Sandwiches
Ingredients
Directions
Prepare the filling
Chop the lean and fat ham finely.
Season with pepper and a little mustard if desired.
Mince the yolks of 2-3 hard-boiled eggs and mix them with the ham.
Assemble and serve
Spread the mixture between slices of buttered bread.
Cut into desired shapes and serve.
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 + mustardtop 9% of all pairsSmell alikemoderateCooked together15,430 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Ham + mustardtop 14% of all pairsSmell alikelowCooked together747 recipes
Shared aroma: 2-acetyl-1-pyrroline (popcorn, roasted).
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Ham + eggtop 17% of all pairsSmell alikemoderateCooked together4,526 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Ham + peppertop 23% of all pairsSmell alikelowCooked together6,058 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Mustard + eggtop 28% of all pairsSmell alikemoderateCooked together9,210 recipes
Shared aroma: (e)-2-octenal (fatty, green).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Fat ham
- Adds richness and moisture, carrying flavor through the filling.
- Lean ham
- Provides the meaty texture and main savory flavor of the filling.
- Eggs
- Yolks add richness and a creamy texture that binds the filling together.
Swap the mustard
The recipe marks mustard as optional. How well each one fits the dish's main ingredients (ham, pepper, egg):
- Capsicumfits better
- Asparagusfits about as well
- Mustardthe original
- Spinachfits about as well
Fit is the average pairing score against ham, pepper, egg. 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.
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