Walnut Streusel Coffee Cake - cooking recipe

Ingredients

1/3 c. margarine
1/2 c. sugar
2 eggs
1 1/2 c. flour
1 tsp. baking powder
3/4 tsp. salt
1/2 tsp. baking soda
3/4 c. sour cream
1 tsp. vanilla

Preparation

Cream butter, sugar and eggs.
Add flour, baking powder, salt and baking soda, alternately with sour cream.
Add vanilla.
Spread half of batter in greased and floured 9 x 9-inch pan.
Sprinkle with 1/2 of the topping.
Cover with remaining batter.
Sprinkle rest of topping on top.
Bake at 350\u00b0 for 25 to 30 minutes.