- 12 (3 inch) unbaked tart shells
- 1 cup brown sugar
- 1/3 cup butter, melted
- 1 teaspoon pure vanilla extract
- 1 egg, beaten
- 2 tablespoons half-and-half
- Preheat oven to 400 degrees F (200 degrees C). Place tart shells on a baking sheet.
- Whisk brown sugar, butter, and vanilla extract together in a bowl; whisk in egg until smooth. Stir half-and-half into sugar mixture. Fill prepared tart shells 2/3-full with filling.
- Bake in the preheated oven until filling is bubbly and pastry is golden, about 15 minutes.