1. Preheat the oven to 350 degrees.
2. Toss the mushrooms, olive oil, and 3/4 teaspoon of the Vege-Sal together in an oiled baking dish and bake, covered, for 20 minutes.
3. Combine the mushrooms with the remaining ingredients in a large saucepan and bring the pot to a boil over medium heat. Reduce the heat to low, and simmer, covered, for 10 minutes.
4. Chill completely and serve cold with toasted whole-grain bread.