Preheat oven to 350 degrees F (175 degrees C). Spray an 8 inch round cake pan with cooking spray.
Combine raspberries and brown sugar in a bowl. Set aside.
In a large bowl, combine flour, sugar, baking soda, baking powder, and salt. Combine sour cream, butter or margarine, 1 teaspoon vanilla, and egg, and add to flour mixture. Stir just until moist. Spoon 2/3 of the batter into the prepared pan. Spread raspberry mixture evenly over the batter. Spoon remaining batter over raspberry mixture. Top with almonds.
Bake for 40 minutes, or until a wooden pick inserted in center comes out clean. Let cool for 10 minutes on a wire rack.
Combine confectioners' sugar, milk, and 1/4 teaspoon vanilla. Stir well. Drizzle glaze over cake. Serve warm or at room temperature.