INGREDIENTS
1 cup
confectioners’ sugar
2
large egg yolks
8 oz
unsalted butter at room temperature, in small pieces
Grated zest of 1 lemon
2 1/4 cups
all-purpose unbleached flour
salt
1
large egg, beaten, for the glaze
3
egg yolks
1/4 cup
sugar
1 1/4 tbsp
cornstarch
2 tsp
unsweetened cocoa powder
3/4 cup
milk
1/2
vanilla bean, split lengthwise
2 oz
bittersweet chocolate, roughly chopped
2 1/2 oz
semisweet chocolate chips