Preheat oven to 350 degrees.
Put bananas, eggs, yogurt, vanilla, baking powder and soda in the blender. Blend well.
Stir in oats. Blend again - very well.
Stir in chocolate chips.
Pour into greased 8.5" loaf pan.
Bake for 65 minutes or until toothpick in the center comes out clean. Enjoy!