Continue to cook for about 3-4 minutes, coating asparagus evenly. Add ¼ cup parmesan cheese; stir until incorporated. Add pasta and stir to coat pasta with sauce. Cook for 2-3 minutes to heat thoroughly and combine. Serve with grated parmesan cheese and freshly ground pepper, if desired.
Recipe by In Good Taste at http://ingoodtaste.kitchen/creamy-penne-asparagus-artichoke/