Really simple, easy dinner. Trim and steam green beans for 5-7 minutes
Chicken breasts: dip in yogurt and breadcrumbs. Put on glass baking dish coated with olive oil. Bake at 350 for 45 min or so.
Portobello mushrooms: brush, coat with olive oil, stuff with herbed goat cheese (and additional parmesan, breadcrumbs, anything you like) . . . bake at 350 for around 10-15 minutes (more if they're big).