Portobello Burgers

Ingredients

• ¼ cup low-fat mayonnaise
• ½ teaspoon olive oil
• ¼ cup low-sodium soy sauce
• ¼ cup balsamic vinegar
• 4 (4-inch) portobello mushroom caps
• 1 small red bell pepper
• Cooking spray
• + 6 more ingredients
• • ¹/₈ teaspoon ground red pepper
  • 4 (2-ounce) onion sandwich buns
  • 4 (1/4-inch-thick) slices tomato
  • 4 curly leaf lettuce leaves
  • 2 tablespoons olive oil
  • 3 garlic cloves, minced

Combine first 4 ingredients in a large zip-top plastic bag; add mushrooms to bag. Seal and marinate at room temperature for 2 hours, turning bag occasionally. Remove mushrooms from bag; discard marinade. Prepare grill to medium heat. Cut bell pepper in half lengthwise; discard seeds and membranes...

View full recipe at My Recipes