Ingredients
Equipment
Method
- Preheat oven to 350°F (175°C). Line baking sheets with parchment paper.
- Whisk flour, baking powder, baking soda, and salt together.
- Cream butter and sugar until fluffy. Add egg and vanilla.
- Mix in dry ingredients alternately with milk until dough forms.
- Scoop dough onto baking sheets in even rounds.
- Bake 9–11 minutes. Cool completely.
- Heat milk for the custard until warm.
- Whisk cornstarch, sugar, and egg yolks. Slowly pour warm milk in.
- Return mixture to heat and cook until thickened.
- Stir in butter and vanilla. Cool completely.
- Melt chocolate with cream to create glaze.
- Fill cookies with custard and top with chocolate.
Notes
For a firmer custard, refrigerate before assembling. Store cookies chilled.
