1 box yellow cake mix
1 lg. can crushed pineapple, drained
1 c. pecans
2 stick butter

Grease bottom and sides of 9x13 inch pan. Spread drained pineapple on bottom, then sprinkle with 1/2 package cake mix and a layer of pecans. Sprinkle remaining cake mix on top. Dab with butter and bake at 300 degrees until done (1-2 hours). Cool and cut into squares.