Skip to main content

French Onion Soup with Gruyère Croûtons

Don't be tempted to rush frying the onions - giving them time to caramelise is what gives the soup its delicious flavour.

By bbcfood · From Open Recipes · 12 ingredients
Jump to recipe ↓

Why it works: Onion and garlic match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 29,058 recipes. Both carry furaneol, which smells caramel, strawberry. The science ↓

French Onion Soup with Gruyère Croûtons

Serves 4
Prep30 min
Cook1 hr

Ingredients

Directions

Step-by-step directions aren't available for this recipe. See the full recipe at the source →

Nutrition, whole recipe (rough)

950Calories
40 gProtein
30 gFat
120 gCarbs

Counts 8 of 9 ingredients. The other 1 aren't in our nutrition table and add nothing above, so the real totals are higher.

What these numbers assume: 8 portions
IngredientPortion assumedkcal
Flour1 cup (125g) all-purpose455
Beef100g cooked250
Olive Oil1 tbsp (14g)119
Sugar1 tbsp (12.5g) granulated49
Onion1 medium (110g)44
Wine2 tbsp cooking wine (30ml)25
Thyme1 tsp dried (1.4g)4
Garlic1 clove (3g)4
Brandynot in our table0

One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.

By bbcfood. Recipe from Open Recipes.

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. Onion + garlictop 1% of all pairs
    Smell alikestrong
    Cooked together29,058 recipes

    Shared aroma: furaneol (caramel, strawberry).

  2. Olive + garlictop 2% of all pairs
    Smell alikemoderate
    Cooked together25,665 recipes

    Shared aroma: linalool (floral, citrus).

  3. Olive + thymetop 4% of all pairs
    Smell alikestrong
    Cooked together4,948 recipes

    Shared aroma: methyl 2-methylbutyrate (apple, fatty).

  4. Thyme + garlictop 4% of all pairs
    Smell alikestrong
    Cooked together5,608 recipes

    Shared aroma: beta-phellandrene (minty, terpene).

  5. Onion + thymetop 7% of all pairs
    Smell alikemoderate
    Cooked together11,171 recipes

    Shared aroma: coumarin (sweet, hay).

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

Swap the onion

How well each one fits the dish's main ingredients (olive, thyme, sugar, garlic, white wine, flour, brandy):

  1. Shallotfits better
  2. Chivefits better
  3. Arrowrootfits better
  4. Onionthe original

Fit is the average pairing score against olive, thyme, sugar, garlic, white wine, flour, brandy. Candidates are from the same food group and used in at least 100 recipes.