Strawberry Cake - cooking recipe

Ingredients

1 Duncan Hines Deluxe II strawberry cake mix
1 Thank You brand strawberry pie filling (or Comstock)
1 tsp. vanilla
1 egg
fresh or frozen strawberries
Cool Whip

Preparation

Mix first 4 ingredients together (do not follow cake mix directions).
Bake at 350\u00b0 for 30 to 35 minutes.