Double Chocolate Banana Muffins

1 1/2 c all-purpose flour

1 c sugar

1/4 c baking cocoa

1 ts baking soda

1/2 ts salt

1/4 ts baking powder

1 1/3 c mashed ripe banana

1/3 c vegetable oil

1 egg

1 c miniature semisweet

-chocolate chips

In a large bowl, combine the first six ingredients. In a small bowl, combine bananas, oil and egg; stir into dry ingredients just until moistened. Fold in chocolate chips. Fill greased or paper-lined muffin cups three-forths full. Bake at 350 for 20-25 minutes or until muffins test done.