LAY'S Wavy S’mores: The 4th of July hack that wows! Ingredients: 16 Wavy Lay’s chips 8 large marshmallows Hershey’s bar Directions: 1) Preheat oven to 350 degrees. 2) Top each potato chip with one or two squares of chocolate and a marshmallow 3) Bake for 3-5 minutes, watching carefully so that the marshmallows brown but the chocolate doesn’t scorch. 4) Pull out of oven and top with another chip. 5) Let sit to harden for approximately 1 minute.