Remove cake from freezer and flip cake pan onto a cake platter. Frost cake. Place bananas in the middle and line the outside edge with Donsuemor Madeleines.
1 1/2 c of bananas mashed is the equivalent to 3-4 bananas
If it’s not being served in the first 24 hours, refrigerate in an airtight container. Banana Cake can be frozen, however, fresh is always best!