preheat oven to 350. grease and flour a 9 in. sq. baking pan

cream butter and a cup of sugar until fluffy. beat in vanilla and eggs. blend in Greek Yogurt.

sift flour, baking soda, powder, and salt into another bowl, blend into the creamed mixture, mixing well.

spread half the batter in pan

mix nuts with remaining 1\2 C sugar and cinnamon. sprinkle half the nut mixture over batter. sprinkle craisins over nut layer. spoon remaining batter evenly over the craisins

bake 40-50 minutes