1. Spoon Banana Cake Batter evenly into 3 greased and floured 8-inch round cake pans.
2. Bake at 350° for 20 to 22 minutes or until a wooden pick inserted in center comes out clean. Cool in pans on wire racks 10 minutes. Remove cakes from pans; cool completely on wire racks.
3. Cut bananas into 1/4-inch-thick slices; toss with lemon juice, and drain on paper towels.
4. Place 1 cake layer on a serving plate; spread top evenly with 1/2 cup frosting. Arrange half of banana slices in a single layer over the frosting. Spread top of second cake layer evenly with 1/2 cup frosting, and invert, frosted side down, over the first layer, sandwiching the banana slices between the 2 frosted cake layers. Repeat sandwiching procedure with remaining cake layer. Frost top and sides of cake with remaining frosting.