Incredible Grill Cheese Sandwiches Recipe - Details, Calories, Nutrition Information | RecipeOfHealt

Ingredients

• 3/4 cup shredded monterey jack cheese
• 3/4 cup shredded sharp cheddar cheese
• 3/4 cup shredded swiss cheese
• 1/4 cup minced onion
• 1/3 cup mayonnaise
• 1 tbsp dijon mustard
• 16 sandwich bread , slices
• 1/2 cup butter or 1/2 cup margarine, softened
• 1/2 lb thinly sliced ham (optional)