Why it works: Watercress and flour match in chemistry and in kitchens. They rank in the top 7% of all ingredient pairs, and cooks put them together in 340 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Watercress, Stewed
Ingredients
Directions
Prepare the watercress
Clean and wash the watercress thoroughly.
Boil water with a little salt, add the watercress and cook until tender.
Drain the watercress well to remove excess water.
Make the stew
In a stewpan, melt the butter over medium heat and add the drained watercress.
Sprinkle with flour, stirring continuously.
Boil for 10 minutes.
Add salt, pepper, nutmeg, and broth, then boil for an additional 10 minutes.
Serve
Serve alone or topped with halved hard boiled eggs.
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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Watercress + flourtop 7% of all pairsSmell alikestrongCooked together340 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Pepper + nutmegtop 7% of all pairsSmell alikestrongCooked together13,015 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Watercress + nutmegtop 8% of all pairsSmell alikestrongCooked together45 recipes
Shared aroma: coumarin (sweet, hay).
-
Flour + nutmegtop 8% of all pairsSmell alikemoderateCooked together18,623 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Watercress + peppertop 10% of all pairsSmell alikemoderateCooked together983 recipes
Shared aroma: coumarin (sweet, hay).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Watercress
- Forms the main body of the dish and, once cooked, gives it a soft, tender texture.
- Butter
- Adds richness and carries flavour when melted into the stewpan with the watercress.
- Flour
- Thickens the cooking liquid into a smooth, spoonable stew once it is stirred in and boiled.
- Broth
- Supplies the liquid that cooks the greens and turns them into a savoury, moist stew.
- Hard boiled eggs
- Optional topping that adds protein-rich bulk and a mild, creamy contrast to the greens.
The step that matters
Sprinkle with flour, stirring continuously. Flour added to hot butter must be stirred constantly so it cooks evenly; otherwise it clumps and leaves raw floury lumps, and the sauce thickens unevenly.
Swap the nutmeg
How well each one fits the dish's main ingredients (watercress, butter, flour, pepper, egg):
- Capersfits better
- Parsleyfits better
- Tarragonfits better
- Nutmegthe original
Fit is the average pairing score against watercress, butter, flour, 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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