Step 1

If using a homemade angel food cake, make sure cake is fully cool before assembling.

Step 2

In a large bowl, add diced strawberries and mash lightly with the back of a fork. Fold in cool whip and marshmallows, then cover and chill for 20 minutes.

Step 3

As cream mixture chills, place cake on serving plater and use a sharp serrated knife to cut the cake horizontally into three layers, setting the top two layers aside.

Step 4

Spread cream mixture on top over the bottom layer of cake, then place the middle layer on top. Repeat with the next layer.

Step 5

Spread remaining cream mixture over top and sides of cake until fully covered.

Step 6

Chill cake for a minimum of 90 minutes before serving.