Step 1Cut sweet potatoes into 1/4-inch-wide sticks; toss, on large rimmed baking sheet, with olive oil, 1 teaspoon chili powder and 1/4 teaspoon salt. Roast at 450 degrees F in oven, 20 to 25 minutes or until crisp, shaking once.
Step 2Mix ground turkey breast with garlic, cilantro, remaining chili powder, and remaining salt. Form into 4 patties. Grill on medium 12 to 15 minutes or until cooked through (165 degrees F), turning once.
Step 3Mash avocado with lime juice. Place burgers on whole-grain sandwich thins; top with avocado and tomato, cucumber, lettuce and sprouts as desired. Serve with fries.