Why it works: Chervil and leek match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 148 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Asparagus Au Jus
Ingredients
Directions
Cut asparagus into pieces.
Chop parsley and chervil, then toss them in melted lard with a whole leek.
Do not let the mixture brown.
Season with salt and pepper.
Place in a stew-pan with broth and simmer gently.
Once cooked, skim off the fat.
Add beef gravy and squeeze lemon juice over the asparagus before serving.
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.
-
Chervil + leektop 1% of all pairsSmell alikestrongCooked together148 recipes
Shared aroma: coumarin (sweet, hay).
-
Parsley + lemontop 1% of all pairsSmell alikestrongCooked together14,037 recipes
Shared aroma: beta-phellandrene (minty, terpene).
-
Asparagus + leektop 1% of all pairsSmell alikestrongCooked together73 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
-
Parsley + cherviltop 1% of all pairsSmell alikestrongCooked together774 recipes
Shared aroma: estragole (anise, licorice).
-
Asparagus + cherviltop 1% of all pairsSmell alikestrongCooked together128 recipes
Shared aroma: coumarin (sweet, hay).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
Swap the asparagus
How well each one fits the dish's main ingredients (parsley, chervil, leek, pepper, beef, lemon):
- Shallotfits better
- Chivefits better
- Turnipfits better
- Asparagusthe original
Fit is the average pairing score against parsley, chervil, leek, pepper, beef, lemon. Candidates are from the same food group and used in at least 100 recipes.
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Lemon Sauce236 recipes
Roast Beef211 recipes
Asparagus Soup179 recipes
Beef Loaf175 recipes