Ingredient Substitutions
- Swiss cheese can be replaced with provolone, mozzarella, or mild cheddar.
- Ham may be substituted with turkey or roast beef.
- Dried minced onion can be replaced with 1 tablespoon finely minced fresh onion.
Serving Suggestions and Pairings
- Serve warm as an appetizer, party sandwich, or casual main dish.
- Pair with potato chips, coleslaw, or a simple green salad.
- Suitable for game days, potlucks, or buffet-style meals.
Make-Ahead Instructions
- Assemble sliders completely, cover tightly, and refrigerate for up to 24 hours before baking.
- Bring close to room temperature before placing in the oven.
Storage and Freezing
- Store leftovers covered in the refrigerator for up to 3 days.
- For freezing, wrap baked or unbaked sliders tightly in foil and freeze for up to 2 months.
- Thaw overnight in the refrigerator and reheat covered at 325°F until warmed through.