Name: Onion Focaccia
Ingredients: 1 Tbs. active dry yeast; 1 Tbs. sugar; 1 1⁄2 cups warm water (105° to 115°F); 1⁄2 cup olive oil, plus more for greasing; 1 1⁄2 tsp. table salt; 4 to 4 1⁄4 cups bread flour, plus more; as needed; 1⁄2 cup chopped yellow onion; Coarse sea salt for sprinkling

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 ↓

Onion Focaccia

Ingredients

1 Tbs. active dry yeast
1 Tbs. sugar
1 1⁄2 cups warm water (105° to 115°F)
1⁄2 cup olive oil, plus more for greasing
1 1⁄2 tsp. table salt
4 to 4 1⁄4 cups bread flour, plus more
as needed
1⁄2 cup chopped yellow onion
Coarse sea salt for sprinkling

Directions

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

Nutrition, whole recipe (rough)

667Calories

14 gProtein

15 gFat

118 gCarbs

Counts 5 of 6 ingredients. The other 1 aren't in our nutrition table and add nothing above, so the real totals are higher.

What these numbers assume: 5 portions

Ingredient	Portion assumed	kcal
Flour	1 cup (125g) all-purpose	455
Olive Oil	1 tbsp (14g)	119
Sugar	1 tbsp (12.5g) granulated	49
Onion	1 medium (110g)	44
Salt	1 tsp (6g)	0
Water	not in our table	0

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

By williamssonoma. 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.

Olive + oniontop 8% of all pairs

Smell alikemoderate

Cooked together29,779 recipes

Shared aroma: 2,4-decadienal (seaweed).
Olive + breadtop 9% of all pairs

Smell alikemoderate

Cooked together1,091 recipes

Shared aroma: 2-undecenal (sweet).
Sugar + flourtop 15% of all pairs

Smell alikemoderate

Cooked together92,116 recipes

Shared aroma: phenylacetaldehyde (hawthorne, honey).
Bread + oniontop 15% of all pairs

Smell alikemoderate

Cooked together8,676 recipes

Shared aroma: 2,4-decadienal (seaweed).
Flour + oniontop 17% of all pairs

Smell alikemoderate

Cooked together32,460 recipes

Shared aroma: isobutyraldehyde (malty, green).

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 (sugar, olive, bread, flour):

Arrowrootfits better
Sweet potatofits better
Eggplantfits better
Onionthe original

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

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