Mash bananas and set aside. Cream butter, granulated sugar, brown sugar, eggs, sour cream and vanilla with mixer. Whisk together flour, baking soda, ground cinnamon and salt. Pour into creamed mixture and mix until all ingredients are combined. Fold in bananas, chocolate chips and nuts mixing with a spoon.
Spray a 10 inch bundt pan with cooking spray. Pour in cake batter and bake in preheated 350 degree oven for 60-65 minutes until center tests done. Let cool 10-15 minutes. Makes 1 cake
We like this cake both with the chocolate chips and nuts and without either. Our favorite of the two is without the nuts and chips. You can experiment to your taste. It keeps well for several days in a cool place unrefrigerated.