3/4 c. butter
1 1/2 c. sugar
3 eggs
1 1/2 tsp. vanilla
3 c. flour
1 1/2 tsp. baking powder
1 1/2 tsp. baking soda
1/4 tsp. salt
1 1/2 to 2 c. yogurt (plain vanilla)

FILLING:

1/2 c. brown sugar
1/2 c. nuts, finely chopped
1 1/2 tsp. cinnamon

Combine butter, eggs, sugar and vanilla. Beat until blended. Stir together all dry ingredients. Add dry ingredients and yogurt to creamy mixture alternately. Spread half of batter in buttered pan, either bundt or 9 x 13 inch may be used. Sprinkle with half of filling; repeat. Bake at 325 degrees for 50 to 60 minutes for bundt pan, 45 minutes for 9 x 13 inch pan.