Apple Pie Filling Cake

1 yellow cake mix
1 quart apple pie filling
3 eggs
1/2 tsp. lemon extract
1/2 cup nuts

Preheat oven to 350 degrees. Combine all ingredients. Blend on low speed until blended. Spread in greased and floured 9 X 13 pan. Add topping.

Topping:
1/2 cup sugar
1/4 cup butter, softened
1/2 cup flour
1/2 teaspoon lemon extract

Mix together until crumbly. Spread on batter. Bake cake at 350 degrees for 40 -45 minutes.