INGREDIENTS
•
1/4 cup light mayonnaise
•
1/2 teaspoon fresh lemon juice
•
1 garlic clove, minced
•
2 cups water
•
3/4 cup dried red lentils
•
3/4 teaspoon salt, divided
•
Cooking spray
•
1 cup diced onion
•
1/2 cup finely diced carrot
•
3 garlic cloves, chopped
•
2 cups chopped mushrooms
•
1 teaspoon dried marjoram
•
1/4 teaspoon black pepper
•
3 tablespoons Madeira (optional)
•
1/3 cup dry breadcrumbs
•
1 tablespoon fresh lemon juice
•
2 large egg whites
•
1 tablespoon vegetable oil
•
Remaining ingredients:
•
6 (1 1/2-ounce) hamburger buns
•
Arugula or curly lettuce leaves
•
6 (1/4-inch-thick) slices tomato
•
6 (1/8-inch-thick) slices onion