Oh My Gosh Muffins

Details

Ingredients

• ½ cup butter, softened
• 1 ½ cups sugar
• 1 teaspoon vanilla extract
• 1 cup mashed banana
• ¼ cup sour cream
• 2 eggs, lightly beaten
• 2 cups all-purpose flour
• 1 ½ teaspoons baking powder
• ½ teaspoon baking soda
• 1 cup semisweet chocolate chips