Banana Chocolate Chip Muffins

Banana Chocolate Chip Muffinsfrom Mommy's Kitchen, originally from Takes Bakeshop Cookbook, This Mommy Cooks

Ingredients:
2 cups all purpose flour
2 teaspoons baking powder
1/2 teaspoon baking soda
1/2 teaspoon salt
1/2 cup salted butter
1/2 cup firmly packed light brown sugar
1/4 cup sugar
1 teaspoon vanilla extract
2 large eggs
1 1/2 cups mashed bananas
1/2 cup sour cream
1 cup chocolate chips

Directions:

Preheat the oven to 400 degrees. Grease a 12 cup muffin pan or line with muffin papers. Mix the flour, baking powder, soda and salt. Set aside. Cream the butter and the sugars until they are lights and fluffy. Add the vanilla and eggs and mix everything well. Mix in the bananas and sour cream. Fold in the flour mixture. Fold in the chocolate chips.

Spoon the mixture into prepared muffin cups to about 3/4 full. The cups will be very full, but don't worry they wont spread over. Bake 20 minutes for large muffins or 11 minutes for mini muffins, or toothpick inserted comes out of the center of one muffin clean.