2 1/2 c. sifted flour
1 c. brown sugar
3/4 c. Mazola oil
1 tsp. salt
1 tsp. cinnamon
3/4 c. white sugar
1 tsp. baking soda
1 tsp. baking powder

Mix with pastry blender until crumb-like. Save out 1/2 cup of mixture for topping.

Mix one well-beaten egg and 1 cup buttermilk together. Add to mixture and beat well.

Pour into cake pan and sprinkle with topping. Sprinkle with 1/2 cup chopped nuts, if desired. Bake at 350 degrees for 30 minutes.