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How To: Caramelize Onions

By cookincanuck · From Open Recipes · 5 ingredients
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Why it works: Olive and onion are a kitchen classic. They rank in the top 8% of all ingredient pairs, and cooks put them together in 29,779 recipes. Both carry 2,4-decadienal, which smells seaweed. The science ↓

How To: Caramelize Onions

Makes 1 cup
Prep5 min
Cook45 min

Ingredients

Directions

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

Nutrition, whole recipe (rough)

169Calories
1 gProtein
14 gFat
12 gCarbs

Counts 4 of 5 ingredients. The other 1 aren't in our nutrition table and add nothing above, so the real totals are higher.

What these numbers assume: 4 portions
IngredientPortion assumedkcal
Olive Oil1 tbsp (14g)119
Onion1 medium (110g)44
Pepper1 tsp ground (2.3g)6
Salt1 tsp (6g)0
Waternot 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 cookincanuck. 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. Olive + oniontop 8% of all pairs
    Smell alikemoderate
    Cooked together29,779 recipes

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

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

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

  3. Olive + peppertop 11% of all pairs
    Smell alikemoderate
    Cooked together30,263 recipes

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

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, pepper):

  1. Capsicumfits better
  2. Tomatofits better
  3. Eggplantfits better
  4. Onionthe original

Fit is the average pairing score against olive, pepper. Candidates are from the same food group and used in at least 100 recipes.