Grilled Mozzarella Sandwich This Grilled Mozzarella Sandwich is made with fresh tomatoes and walnut pesto grilled with sourdough bread. It's easy to assemble and bursting with flavor! Find a Recipes By Ingredients Share : You may like these posts :Chipotle Vegan Burrito with Cilantro Lime RiceThe Most Amazing Brownie CookieNo Bake Mixed Berry Cheesecake Bars20 Healthy Dinner Ideas You Can Whip Up In 30 Minutes