Vegetarian Portobello Mushroom Burger Recipe — Eat This Not That

Ingredients

• 2 Tbsp mayonnaise
• Juice of 1⁄2 lemon
• 1⁄4 cup finely chopped roasted red peppers
• 1 clove garlic
• minced
• 4 large portobello caps
• stems removed
• 1 Tbsp olive oil
• 1 Tbsp balsamic vinegar
• 1 tsp dried Italian seasoning
• Salt and black pepper to taste
• 1⁄2 cup shredded mozzarella
• 4 slices red onion
• 4 potato rolls or whole-grain buns
• A few handfuls of mixed greens
• arugula
• or other lettuce