Creating Baked Muffuletta Sliders is straightforward if you follow these simple steps:

1. Preheat the Oven: Preheat your oven to 350°F (175°C).
2. Prepare the Baking Dish: Lightly grease a baking dish suitable for the size of your sliders.
3. Slice the Rolls: Cut the slider rolls in half horizontally, keeping them connected at the back.
4. Spread Olive Salad: Generously spread the olive salad on the bottom half of the rolls.
5. Layer the Meats: Place one slice of salami and one slice of ham on top of the olive salad.
6. Add Cheese: Top the meats with a slice of provolone cheese.
7. Close the Sliders: Place the top half of the rolls back on the sliders.
8. Prepare the Topping: In a small bowl, mix the olive oil, Italian seasoning, and Dijon mustard. Brush this mixture over the top of the rolls.
9. Bake the Sliders: Place the baking dish in the preheated oven and bake for 20-25 minutes, or until the cheese is melted and the tops are golden brown.
10. Garnish: Remove from the oven and let cool for a few minutes. Garnish with fresh parsley if desired.
11. Slice and Serve: Cut the sliders apart and serve warm.

These steps will guide you in creating these incredible sliders effortlessly.