It's dinner time!

Ingredients

• 3 ripe bananas, mashed
• 1 teaspoon distilled white vinegar
• 1 ½ cups white sugar
• ½ cup butter, softened
• 2 eggs, beaten
• 2 ¼ cups all-purpose flour
• ¾ teaspoon baking soda
• ½ teaspoon baking powder
• ½ teaspoon salt
• ½ cup chopped walnuts
• ½ cup chocolate chips