Portobello Svampburgare med Mozzarella, Rostade Paprikor och Pesto Majonnäs

👩‍🍳 Gör så här

1. 1
   Combine mayo and pesto in a small bowl.
2. 2
   In a large bowl, whisk together vinegar, soy sauce, oil, and Montreal steak seasoning.
3. 3
   Place the mushroom caps in the bowl and toss with sauce, using a spoon to evenly coat. Let stand at room temperature for 20 to 30 minutes, turning a few times.
4. 4
   Heat the grill or indoor grill pan over medium heat. When hot, brush the grate with oil or lightly spray the grill pan.
5. 5
   Place the mushrooms on the grill, reserving marinade for basting. Grill for 5 to 7 minutes on each side, or until tender, brushing with marinade frequently.
6. 6
   Top the mushrooms with cheese during the last minute of cooking.
7. 7
   While the mushrooms cook, grill the onions about 1 minute on each side and grill the buns until toasted.
8. 8
   To finish, spread the pesto on the buns, place the grilled portobello mushrooms on the buns and top with the grilled onions, and roasted peppers.