Combine all sauce ingreds. In blender and process til smooth, set aside. Cook pasta til al dente. Add asparagus to water and cook another minute. Drain pasta and asparagus and return to pot. Add crab meat to pasta mixture and top with the sauce. Place pot over low heat tossing gently til sauce is heated through. If sauce is too thick, add a bit of skim milk. Serve immed., topping each serving with a T. of grated cheese. Makes 4 servings, 337 cals., 1.6 G. fat, 2.7 G. fiber.