Preheat oven to 375°. In a small bowl, combine the flour, sugar, baking powder and salt; cut in shortening until mixture resembles coarse crumbs. Stir in 3 tablespoons milk until a thick batter forms. , Drop 4 mounds of batter onto a greased baking sheet. Brush with remaining milk. , Bake until golden brown, 14-16 minutes. Layer biscuits with berries and whipped cream in small bowls or on dessert plates.