Balsamic Roasted Portobello Sandwich

Ingredients Needed

• 4 Slices of Aunt Millie’s Deli Onion Hamburger Buns
• 4 large Portobello mushrooms
• ½ cup balsamic salad dressing
• 2 red peppers, sliced
• 1 small red onion, sliced
• ½ cup low-fat mayonnaise
• ¼ cup Parmesan cheese
• Juice of half a lemon
• Salt, to taste
• Pepper, to taste

Directions | Yield: 4 servings

1. Preheat the oven or grill to 400°F. 
2. Place mushrooms, peppers, and onions onto a large baking sheet. Drizzle the vegetables with the balsamic dressing and toss. Bake or grill until nicely browned.
3. Meanwhile, combine the mayonnaise, cheese, and lemon juice together in a small bowl. Salt and pepper to taste.
4. Spread 4 hamburger buns with the desired amount of Parmesan mayonnaise, and top each with grilled vegetables.
5. Serve immediately.