Cinnamon Coffee Cake

2/3 cup margarine
1/2 cup packed brown sugar
1 cup granulated sugar
2 eggs, beaten
2 cups flour
1 teaspoon baking powder
1 teaspoon baking soda
1 teaspoon salt
1 teaspoon cinnamon
1 cup buttermilk

1/2 cup packed brown sugar
1/2 cup chopped nuts
1/2 teaspoon cinnamon

Cream together oleo, 1/2 Cup brown sugar and 1 cup granulated sugar.

Add the beaten eggs and mix well.

Sift together all dry ingredients.

Add to creamed mixture alternately with the buttermilk.

Pour into greased and floured 9 x 13-inch pan.

Sprinkle topping over the batter.

Cover with foil and refrigerate overnight.

Remove foil and bake at 350° for 35 minutes or until cake tests done.