Why it works: Parsley and thyme match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 9,057 recipes. Both carry cuminaldehyde, which smells Spicy, cumin. The science ↓
Truffle Sauce
Ingredients
Directions
Prepare the truffles
Brush and wash the truffles carefully.
Place the truffles in a stewpan with gravy, white wine, onion, parsley, thyme, and bacon fat.
Stew gently until the truffles are tender.
Make the sauce
Remove the truffles from the stewpan.
Strain and skim the gravy.
Thicken the gravy with a roux or a mixture of flour and butter.
Finish and serve
Peel the truffles.
Slice the truffles thickly.
Warm the slices in the sauce.
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.
-
Parsley + thymetop 1% of all pairsSmell alikestrongCooked together9,057 recipes
Shared aroma: cuminaldehyde (Spicy, cumin).
-
Onion + thymetop 7% of all pairsSmell alikemoderateCooked together11,171 recipes
Shared aroma: coumarin (sweet, hay).
-
White wine + buttertop 9% of all pairsSmell alikemoderateCooked together5,083 recipes
Shared aroma: ethyl octanoate (fruity, wine).
-
White wine + thymetop 9% of all pairsSmell alikemoderateCooked together1,503 recipes
Shared aroma: myrcene (balsamic, herbaceous).
-
Onion + parsleytop 9% of all pairsSmell alikemoderateCooked together25,843 recipes
Shared aroma: 2,4-decadienal (seaweed).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Truffles
- Provide the main flavor and aroma, and become tender as they stew in the liquid.
- Good gravy
- Forms the savory liquid base of the sauce that the truffles cook in.
- White wine
- Adds acidity that brightens the flavor of the rich gravy.
- Bacon fat
- Adds fat and savory richness to the sauce.
- Flour and butter
- Thicken the gravy into a smooth, coating sauce through a roux.
The step that matters
Stew gently until the truffles are tender. High heat or a hard boil can toughen the truffles and make the sauce cloudy or greasy. A gentle simmer lets them soften evenly while their aroma stays in the liquid.
Swap the onion
How well each one fits the dish's main ingredients (truffle, white wine, parsley, thyme, flour, butter):
- Shallotfits better
- Leekfits better
- Chivefits better
- Onionthe original
Fit is the average pairing score against truffle, white wine, parsley, thyme, flour, butter. 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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