Colombian Fresh Banana Cake

Ingredients

 * 1 pk Yellow Cake Mix
 * 1/8 ts baking soda
 * 2 eggs
 * 3/4 c Coca-Cola
 * 1 c mashed Ripe bananas
 * 2 ts lemon juice
 * 1/3 c Finely Chopped nuts
 * 2 lg egg Whites
 * 1 1/2 c light brown sugar Packed
 * 1/8 ts cream of tartar
 * 1/3 c Coca-Cola
 * 1 ts vanilla extract
 * 1 ds salt

Directions

 * In a mixing bowl combine the cake mix baking soda and eggs.
 * Add to the batter.
 * Blend ingredients for 3 minutes.
 * In a bowl combine the bananas with the lemon juice;add to the batter.
 * Add the chopped nuts to the batter and beat for 1 minute.
 * Turn the batter into a baking disk.
 * Bake in a preheated º350 F oven for about 40 minutes.
 * Cool on a rack for 15 minutes.
 * Remove cake from pan and turn right side up on a rack to finish cooling.
 * Combine all of the ingredients except the vanilla extract.
 * Beat for 1 minute.
 * Place over boiling water.
 * Beat for 7 minutes.
 * Remove from boiling water.
 * Add the vanilla extract and continue beating about 2 minutes.
 * Spread on the sides and top of the cold banana cake.