
½ cup all-purpose flour
½ cup granulated sugar
3 tablespoons salted butter, melted
1½ cups all-purpose flour
½ cup granulated sugar
1 tablespoon lemon zest
1 teaspoon baking powder
1 teaspoon baking soda
½ tsp salt
½ cup cold salted butter, cut into pieces
2 large eggs, at room temperature; slightly beaten
1 cup milk
1 cup fresh or frozen blueberries, divided