American Grilled Portobello Burgers

Ingredients

• Mustard - 4 tablespoons
• Mayonnaise - 4 tablespoons
• Pickles - 4 slices
• Red onion - 1, sliced
• Tomato - 1, sliced
• Lettuce - 4 leaves
• Hamburger buns - 4
• Olive oil - 2 tablespoons
• Garlic - 2 cloves, minced
• Soy sauce - 2 tablespoons
• Balsamic vinegar - 2 tablespoons
• Portobello mushrooms - 4 large

Instructions

1. In a small bowl, whisk together the balsamic vinegar, soy sauce, minced garlic, and olive oil to make the marinade.
2. Remove the stems from the portobello mushrooms and brush both sides with the marinade.
3. Preheat the grill to medium-high heat.
4. Grill the portobello mushrooms for about 4-5 minutes per side, or until they are tender and juicy.
5. While the mushrooms are grilling, toast the hamburger buns on the grill for a minute or two.
6. Assemble the burgers by spreading mayonnaise and mustard on the bottom bun, then adding a grilled portobello mushroom, lettuce, tomato, red onion, and pickles.
7. Serve the grilled portobello burgers with your favorite side dishes and enjoy!