Cut the mushrooms into halves or, if very large, quarters. Cut them evenly or, for a more jaunty appearance, at odd angles. Toss them with the olive oil, a light sprinkling of salt, the pepper, garlic, a squeeze of lemon, and the dried herbs, if using. Set aside to marinate for at least 15 minutes.
Just before you’re ready to eat, toast the bread. Brush one side of the toast with olive