Maximum impact with minimal effort. That's what time-worn cooks aspire to always but especially in the sweltering, summer months. It's with the rising temperature gauge in mind - not to mention rising tempers - that I chose now to share this new favorite Green Bean & Mushroom Medley. Slicing fresh mushrooms 'n an onion is the only effort required in assembling this stellar dish but its full-bodied taste belies its simple assembly method. I happily serve this at room t