Strawberry Shortcake - cooking recipe

Ingredients

1 strawberry cake mix
3 Tbsp. cornstarch
1 Tbsp. red food coloring
2 pt. strawberries
1 (10 oz.) bottle 7-Up
1 1/2 c. sugar
1 (16 oz.) bowl Cool Whip

Preparation

Prepare cake according to directions.
Bake in two 9-inch pans for 30 minutes at 350\u00b0.
Cool and split cakes into halves.
Cook 7-Up, cornstarch, sugar and food coloring until thick, like pudding.
Slice strawberries and pour mixture over berries; cool. Put Cool Whip and mixture over cake.