Why it works: Bread and butter 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 ↓
The Girard Nut Sandwich
Ingredients
Directions
Prepare
Cut the crusts off the bread and lightly butter each slice.
Place a very thin slice of Gruyère cheese on each slice of bread.
Assemble
Peel enough fresh walnuts to cover the cheese and lay them on top.
Sprinkle a little coarse sea salt over the walnuts.
Add another thin slice of cheese on top of the walnuts.
Top with another slice of buttered bread and press the slices together.
Serve
Serve the sandwiches with fine sherry.
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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Bread + buttertop 7% of all pairsSmell alikemoderateCooked together27,232 recipes
Shared aroma: delta-decalactone (sweet, creamy).
-
Butter + gruyere cheesetop 9% of all pairsSmell alikemoderateCooked together323 recipes
Shared aroma: gamma-decalactone (peach, creamy).
-
Butter + walnuttop 15% of all pairsSmell alikemoderateCooked together6,832 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
-
Bread + gruyere cheesetop 15% of all pairsSmell alikemoderateCooked together38 recipes
Shared aroma: ethyl caproate (fruity, apple peel).
-
Bread + walnuttop 17% of all pairsSmell alikemoderateCooked together714 recipes
Shared aroma: 2-undecenal (sweet).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Butter
- Adds richness and helps the bread brown lightly and taste savoury.
- Gruyere cheese
- Melts-free filling that adds savoury, nutty flavour and holds the walnuts in place.
- Fresh walnuts
- Provide crunch and a nutty, slightly bitter flavour against the rich cheese.
Swap the walnut
How well each one fits the dish's main ingredients (bread, butter, gruyere cheese):
- Peasfits about as well
- Walnutthe original
- Almondfits about as well
- Lima beansfits about as well
Fit is the average pairing score against bread, butter, gruyere cheese. 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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