Ritz Cracker Sandwiches with Ham and Melted Swiss Cheese These bite-sized appetizers are perfect for parties or quick snacks—crispy, buttery crackers topped with savory ham and melted cheese. Ingredients 48 Ritz crackers (24 pairs) 6-8 slices deli ham 6-8 slices Swiss cheese 2 tablespoons melted butter (optional) Dijon mustard (optional) Instructions Preheat your oven to 350°F (175°C). Line a baking sheet with parchment paper. Prepare the crackers: Arrange 24 Ritz crackers face-up on the baking