Lime Dressing: Whisk the lime juice with the olive oil, cilantro, lime zest, garlic, cumin, salt and pepper. Divide into two equal portions.
Salad: Combine corn, black beans, tomato and avocado with half the dressing; set aside.
Turkey Burgers: Preheat the grill to medium-high; lightly coat the grate with cooking oil. Gently mix the ground turkey with the egg, crushed tortilla chips, onion, cilantro, chipotle powder, garlic, salt and pepper. Form into 4 burgers. Grill, basting with remaining dressing, for 6 to 7 minutes per side or until an well-marked and cooked through. Scatter the corn mixture over the mixed greens. Top with burgers. Garnish with tortilla chips and cheese.
To get the most juice out of your limes, roll on a flat surface before cutting and squeezing. Using corn tortilla chips makes this burger and salad gluten free!