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 :The Best Greek SaladMexican Chicken Poppers (Paleo, Whole30, AIP)Fluffy french toastDum Aloo Instant Pot