Jell-O Punchbowl Cake

1 (18.25 ounce) box yellow or white cake mix
1 large box strawberry or cherry Jell-O
2 (16 ounce) containers Cool Whip
1 quart fresh strawberries (or 2 cans cherry pie filling)

Bake cake following instructions on box. Let cool.

Mix Jell-O using the fast recipe (with ice cubes).

Slice strawberries.

Crumble some cake into bottom of bowl. Pour some Jell-O over the cake. Spread sliced strawberries on Jell-O. Spread Cool Whip over strawberries. Continue to layer. Top with Cool Whip and strawberries to decorate.