Heat oven to 350 F and grease or Pam the bottom of a 9x5x3" loaf pan.
Stir bananas, sugar, milk, oil*, vanilla and eggs in a medium bowl.
Stir in Bisquick and pour into pan.
Bake 50-60 minutes, checking center with a toothpick.
Cover pan with foil at 45 min. if browned sufficiently.
Cool 10 minutes, loosen sides of loaf from pan-- cool completely before slicing.