I have been baking this cake since the 70's. It is very similar to banana bread but is baked in a round cake pan which makes it easy to bake evenly.
Try this for your own Mother's Day Brunch
Banana Coffee Cake
1 C sugar
3/4 C mashed ripe banana
1 1/4 C flour
3/4 t soda
1/2 t salt
Cream sugar and shortening. Add eggs and beat to fluffy. Stir in mashed bananas and dry ingredients.
Bake 350, 30 to 35 min in greased 9x9x2 pan.