INGREDIENTS
4 oz
semi-sweet chocolate (, roughly chopped)
2 oz
bittersweet chocolate (, roughly chopped)
3/4 cup
unsalted butter, diced into 1 Tbsp pieces, plus more butter for pan
1 1/2 cups
powdered sugar
1/8 tsp
salt
3
large eggs
3
egg yolks
1 tsp
vanilla extract
1/2 cup
all-purpose flour
Vanilla ice cream (, sweetened whipped cream, raspberries, chocolate sauce or caramel sauce for serving)