Name: Savory Summer Tarts
Yield: Makes 12 (4-inch) tarts
Ingredients: 2 1/2 cups all-purpose flour; 2 sticks cold unsalted butter, cut into 1/2-inch pieces; 1/2 teaspoon salt; 5 to 8 tablespoons ice water; 8 haricots verts, trimmed and cut into 1 1/2-inch pieces; 8 grape or cherry tomatoes, halved; 4 (1/4-inch-thick) rounds soft mild goat cheese (from a small log); 2 teaspoons finely chopped chives; 2 tablespoons finely chopped shallot; 1 1/2 tablespoons extra-virgin olive oil, divided; 1/2 cup (1/2-inch) bread cubes; 1/2 cup jumbo lump crabmeat (2 oz), picked over; 1 1/2 teaspoons finely chopped tarragon; 1/4 teaspoon grated lemon zest; 2 pinches cayenne; 2 scallions, thinly sliced; 1/2 tablespoon extra-virgin olive oil; 1/4 cup thawed frozen baby peas; 4 thin slices pancetta; 3/4 cup whole milk; 3/4 cup heavy cream; 3 whole large eggs; 1 large egg yolk; Equipment: 12 (4-inch) flan rings; pie weights or dried beans

Why it works: Chive and shallot match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 450 recipes. Both carry 1-octen-3-ol, which smells mushroom, earthy. The science ↓

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.

Chive + shallottop 1% of all pairs

Smell alikestrong

Cooked together450 recipes

Shared aroma: 1-octen-3-ol (mushroom, earthy).
Flour + shallottop 6% of all pairs

Smell alikestrong

Cooked together2,081 recipes

Shared aroma: isobutyraldehyde (malty, green).
Butter + breadtop 7% of all pairs

Smell alikemoderate

Cooked together27,232 recipes

Shared aroma: delta-decalactone (sweet, creamy).
Chive + olivetop 7% of all pairs

Smell alikestrong

Cooked together1,633 recipes

Shared aroma: decanal (soap, orange peel).
Goat cheese + olivetop 7% of all pairs

Smell alikemoderate

Cooked together573 recipes

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

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

Swap the grape

How well each one fits the dish's main ingredients (flour, butter, goat cheese, chive, shallot, olive, bread):

Avocadofits better
Lemonfits better
Figfits better
Grapethe original

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

Ingredient	Portion assumed	kcal
Flour	1 cup (125g) all-purpose	455
Milk	1 cup (244ml) whole	149
Olive Oil	1 tbsp (14g)	119
Goat Cheese	1 oz (28g)	103
Butter	1 tbsp (14g)	102
Cherry	1 cup (138g)	87
Egg	1 large egg (50g)	78
Grape	1/2 cup (76g)	62
Pea	1/2 cup (72g)	62
Cream	1 tbsp (15ml) heavy	51
Onion	1 medium (110g)	44
Tomato	1 medium (123g)	22
Lemon	juice of 1 lemon (48ml)	12
Shallot	1 tbsp minced (10g)	7
Cayenne	1 tsp (1.8g)	6
Tarragon	1 tsp dried (0.5g)	2
Chives	1 tbsp (3g)	1
Salt	1 tsp (6g)	0
Water	not in our table	0
Pie	not in our table	0
Beans	not in our table	0

Savory Summer Tarts