Molten Chocolate Cakes with Chunky Raspberry Sauce

INGREDIENTS

Sauce:

2 cups

fresh or thawed frozen raspberries

1 tbsp

lemon juice

1 tbsp

sugar

Cakes:

12 tbsp

unsalted butter (1 1/2 sticks), cut into small pieces

8 oz

bittersweet chocolate, finely chopped

large eggs, at room temperature

large egg yolks, at room temperature

1/2 cup

sugar

1 tsp

vanilla extract

2 tbsp

all-purpose flour