Pizza Arugula with Marinated Mushrooms and Onions

Cool Toppings for Summertime Pizza Serves 2 With the sizzle of summer upon us (although it’s rather soggy here in Connecticut), we continue to keep pace in our busy kitchen, but with added emphasis on ease and simplicity.  Bruno’s latest pizza creation was inspired by my irresistible craving for arugula straight from the organic vegetable…