This recipe is adapted from The Thrill of the Grill by Chris Schlesinger and John Willoughby (William Morrow and Company, 1990).
Active time: 1 1/4 hr Start to finish: 4 1/2 hr
This is the type of soup that, at first glance, might seem a little…unexciting. But you’re underestimating the power of mushrooms, which do the heavy lifting.