Why it works: Egg and bread are a kitchen classic. They rank in the top 13% of all ingredient pairs, and cooks put them together in 22,662 recipes. Both carry (e)-2-octenal, which smells fatty, green. The science ↓
Croquets of Sweetbreads
Ingredients
Directions
Prepare
Boil cold sweetbreads in sauce veloutee until cold.
Form sweetbreads into balls or 2-inch rolls.
Fry and finish
Fry the rolls until golden brown.
For rissoles, roll out puff pastry, enclose the sweetbread meat, and brush with beaten egg.
Sprinkle grated bread on top and fry until light brown.
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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Egg + breadtop 13% of all pairsSmell alikemoderateCooked together22,662 recipes
Shared aroma: (e)-2-octenal (fatty, green).
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Bread + parsleytop 15% of all pairsSmell alikemoderateCooked together8,588 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Egg + parsleytop 21% of all pairsSmell alikemoderateCooked together18,765 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Sauce + breadtop 22% of all pairsSmell alikelowCooked together4,934 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Sauce + parsleytop 23% of all pairsSmell alikelowCooked together6,693 recipes
Shared aroma: ethanol (alcoholic, ethereal).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Sweetbreads
- Forms the rich, tender meat filling at the centre of each croquette.
- Sauce veloutee
- Adds moisture and richness, keeping the sweetbread meat soft and cohesive.
- Puff pastry
- Encloses the filling and bakes into a crisp, flaky, layered shell when fried.
- Egg
- Glazes the pastry so it browns evenly and takes on a golden colour.
- Grated bread
- Forms a crisp, golden-brown crust on the outside when fried.
The step that matters
Frying the rolls until golden brown. Surface browning comes from the Maillard reaction, which needs high heat. If the oil is too hot, the outside darkens before the centre warms through. If it is too cool, the coating absorbs oil and turns greasy.
Swap the parsley
How well each one fits the dish's main ingredients (sauce, egg, bread):
- Capersfits better
- Nutmegfits about as well
- Parsleythe original
- Tarragonfits about as well
Fit is the average pairing score against sauce, 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.
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