Ingredients

1/3 cup butter, softened2/3 cup sugar2 large eggs, room temperature1 teaspoon vanilla extract2 cups all-purpose flour1 teaspoon baking soda1 cup reduced-fat sour creamTOPPING:1/3 cup chopped walnuts1/3 cup packed brown sugar2 tablespoons sugar1 teaspoon ground cinnamon2 medium tart apples, peeled and thinly sliced

Preparation

In a large bowl, beat butter and sugar until crumbly, about 2 minutes. Add eggs, one at a time, beating well after each addition. Beat in vanilla. Combine flour and baking soda; add to creamed mixture alternately with sour cream, beating well after each addition (batter will be sticky).

In a small bowl, combine the walnuts, sugars and cinnamon. Spread half of the batter into an 11x7-in. baking dish coated with cooking spray. Top with apples; sprinkle with half of the topping. Gently top with remaining batter and topping.

Bake at 350° for 40-45 minutes or until a toothpick inserted in the center comes out clean. Cool on a wire rack.