Walnut Coffee Cake - cooking recipe

Ingredients

2 cups flour
1 teaspoon baking powder
1 teaspoon baking soda
1/2 teaspoon salt
1 cup butter or 1 cup margarine, softened
1 cup white sugar
2 eggs
1 teaspoon vanilla
1 cup sour cream (can use reduced fat or \"light\")
1 cup walnuts, chopped
Topping
1/3 cup brown sugar, lightly packed
1/4 cup white sugar
1 teaspoon cinnamon
1 cup walnuts, chopped

Preparation

Grease two 8x8 square pans (or two 8\" rounds, or one 9x13).
Mix flour, baking powder, baking soda& salt together; set aside.
Cream margarine and the 1cup sugar until light & fluffy.
Add eggs& vanilla; beat thoroughly.
Blend in sour cream alternately with flour mixture; stir in nuts.
Divide& spread batter evenly in pan (s).
Combine topping ingredients& sprinkle on top of batter.
Bake at 350 for 35-40 minutes (40-45 if using 9x13).
Notes: Topping is very crumbly; it can be used as streusel in middle of cake if desired.
Also, this cake freezes well!