Prep: 5 minutes; Cook: 5 minutes
1. Heat a large nonstick skillet over medium-high heat. Coat pan with cooking spray. Add mushrooms; sauté 3 minutes or until lightly browned. Add crumbles and taco seasoning. Cook 2 minutes or until thoroughly heated; set aside.
2. Layer lettuce, onion, and crumbles mixture evenly on each of 4 plates. Top with salsa, if desired; drizzle evenly with Cilantro-Lime Vinaigrette. Top with cheese, if desired. Serve each salad with tortilla chips.