Balsamic Roasted Portobello Sandwich
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35 min
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4 servings
Savor the rich, earthy flavors of a Balsamic Roasted Portobello Burger—tender, juicy Portobello mushrooms and bell peppers marinated in balsamic vinegar, topped with creamy parmesan mayo all nestled in an onion bun for a gourmet, plant-based delight.
Ingredients
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
and pepper, to taste
Directions
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Step 1
Preheat the oven or grill to 400°F.
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Step 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.
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Step 3
Meanwhile, combine the mayonnaise, cheese, and lemon juice together in a small bowl. Salt and pepper to taste.
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Step 4
Spread 4 hamburger buns with the desired amount of Parmesan mayonnaise, and top each with grilled vegetables.
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Step 5
Serve immediately and enjoy your Balsamic Roasted Portobello Sandwich!
