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Cheap Gravy

A simple gravy made with water, onion, salt, pepper, broth, butter, flour, and optional catsup.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 8 ingredients
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Why it works: Mushroom and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 12,525 recipes. Both carry trans-2-decenal, which smells waxy, orange. The science ↓

Cheap Gravy

Ingredients

Directions

  1. Boil water with sliced onion, salt, and whole pepper.

  2. Add mushroom or vegetable broth.

  3. In a frying pan, brown butter with flour.

  4. Pour the mixture into the frying pan.

  5. Add catsup if desired and boil well.

  6. Strain the gravy before serving.

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. Mushroom + buttertop 7% of all pairs
    Smell alikemoderate
    Cooked together12,525 recipes

    Shared aroma: trans-2-decenal (waxy, orange).

  2. Onion + mushroomtop 10% of all pairs
    Smell alikemoderate
    Cooked together10,626 recipes

    Shared aroma: 2,4-decadienal (seaweed).

  3. Onion + peppertop 11% of all pairs
    Smell alikemoderate
    Cooked together68,474 recipes

    Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).

  4. Pepper + mushroomtop 11% of all pairs
    Smell alikemoderate
    Cooked together13,580 recipes

    Shared aroma: 2-nonenal (fatty, green).

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

Butter
Fat that browns with the flour, adding richness and a toasted flavor to the gravy.
Flour
Thickens the liquid into a gravy when cooked with the butter and broth.
Mushroom or vegetable broth
Forms the liquid base of the gravy and adds savory flavor.
Onion
Adds aromatic flavor to the water used for the gravy base.

Swap the onion

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

  1. Shallotfits better
  2. Spinachfits better
  3. Capsicumfits better
  4. Onionthe original

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