For the crust:
1/2 cup unsalted butter, room temperature
1 cup sugar
1 egg
1/4 cup milk
1 teaspoon vanilla extract
2 1/4 cups flour
1 teaspoon baking powder
For the filling:
15 ounces whole milk ricotta
3 large eggs
3/4 cup granulated sugar
1 tablespoon lemon juice
1 teaspoon lemon zest
1 teaspoon vanilla extract
1/2 cup mini chocolate chips
Powdered sugar, for dusting