Black Bottom Banana Bars Recipe

• 1/2 c. Butter or possibly margarine softened
• 1 c. Sugar
• 1 x Egg
• 1 tsp Vanilla extract
• 1 1/2 c. Mashed bananas (about 3 med)
• 1 1/2 c. All-purpose flour
• 1 tsp Baking pwdr
• 1 tsp Baking soda
• 1/2 tsp Salt
• 1/4 c. Baking cocoa

Directions