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Oyster Bisque

A creamy soup made with oysters, celery, milk, butter, and flour.

From an old cookbook · modernised transcription
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Why it works: Celery and pepper match in chemistry and in kitchens. They rank in the top 5% of all ingredient pairs, and cooks put them together in 16,012 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓

Oyster Bisque

Ingredients

Directions

Cook the celery and oysters

  1. Boil the chopped celery in 1 pint of water for 30 minutes.

  2. Cook the chopped oysters in their own liquor for 10 minutes.

Make the milk base

  1. In a double boiler, rub together the flour and butter.

  2. Gradually add the milk to the flour and butter mixture.

Combine and finish

  1. Combine the celery and oysters with the milk mixture and season with salt and pepper.

  2. Cook for 20 minutes, then strain the bisque.

  3. Serve in bouillon cups with a spoonful of whipped cream on top.

Recipe from a historical cookbook (Internet Archive).

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.

  1. Celery + peppertop 5% of all pairs
    Smell alikestrong
    Cooked together16,012 recipes

    Shared aroma: 4'-methylacetophenone (bitter almond).

  2. Milk + buttertop 7% of all pairs
    Smell alikemoderate
    Cooked together81,283 recipes

    Shared aroma: (z)-4-heptenal (biscuit, cream).

  3. Butter + flourtop 12% of all pairs
    Smell alikelow
    Cooked together124,287 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  4. Oyster + buttertop 12% of all pairs
    Smell alikemoderate
    Cooked together8,184 recipes

    Shared aroma: 2,6-nonadienal (cucumber, green).

  5. Milk + flourtop 14% of all pairs
    Smell alikelow
    Cooked together78,219 recipes

    Shared aroma: isobutyraldehyde (malty, green).

Butter and flour barely smell alike, yet cooks put them together in 124,287 recipes: they work on texture and structure more than aroma.

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Oysters
Provide the main seafood flavor and a briny taste that defines the bisque.
Celery
Adds a fresh, aromatic vegetable flavor to the soup base.
Milk
Forms the creamy liquid that gives the bisque its smooth body.
Flour
Thickens the milk by its starch, giving the bisque a smooth, body-rich texture.
Butter
Adds richness and fat, helping carry flavor and smooth the mouthfeel.

The step that matters

Adding the milk gradually to the flour and butter. Adding liquid slowly lets each flour particle separate and hydrate before thickening, which prevents lumps and produces a smooth, evenly thickened base.

Swap the celery

How well each one fits the dish's main ingredients (milk, oyster, butter, flour, pepper):

  1. Nutmegfits better
  2. Parsleyfits better
  3. Cinnamonfits better
  4. Celerythe original

Fit is the average pairing score against milk, oyster, butter, flour, pepper. 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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