Blueberry Marble Cake
1 pkg. yellow cake mix
1/4 cup oil
3 eggs
1/2 cup water
1 can blueberry pie filling
In a bowl combine the cake mix, and oil. Combine the eggs and water in a separate bowl. Stir egg mixture into cake mix bowl and combine well.
Pour into a greased 9x13 baking pan.
Drop tablespoonfuls of pie filling onto the batter and cut through with a knife to swirl.
Bake @ 350 for 30-35 minutes or until center is done.
Top will be uneven. Cool on a wire rack.