Pineapple Cake - cooking recipe

Ingredients

1 box yellow cake mix
2 (7 oz.) cans crushed pineapple (in own juice)
1 c. sugar
6 Tbsp. margarine
1 tsp. vanilla

Preparation

Mix cake as directed, but set aside 1 cup of batter.
Pour remainder of batter into greased and floured 9 x 13-inch pan. Bake as directed.
When done, gently punch holes in cake with a fork.