Try this homemade Portabella Formaggio With Balsamic Reduction recipe the whole family will love. Made with pignoli nut, parmesan cheese, portabella mus…
This Portabella Formaggio With Balsamic Reduction relies on simple, everyday ingredients such as pignoli nut, parmesan cheese, portabella mushrooms and fat free sour cream. It comes together quickly and makes 4 servings, at about 195 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026