Southwestern turkey and grilled vegetable salad

Ingredients

• 3/4 t chili powder
• 1/2 T granulated garlic or garlic powder
• 1/2 T granulated onion or onion powder
• 1/2 T spanish smoked paprika
• 1/2 T kosher salt
• 2 T brown sugar
• 4 turkey thighs
• 1/3 cup olive oil plus more for vegetables and turkey
• 2 1/2 pounds sweet potatoes, peeled and diced into 1/2″ chunks
• 1 1/2 T Spanish sherry vinegar
• 1/2 T balsamic vinegar
• 1 chipotle chile and 1 t adobo sauce
• 1 garlic clove, minced
• 2 ounces crumbled blue cheese (optional)
• Salt
• Pepper
• 3 ears corn, husked
• 1 red pepper, seeded and trimmed flat
• 1 red onion, cut into 6 wedges
• 3-4 small zucchini, sliced lengthwise into thirds
• 1 can black beans, rinsed and drained
• 2 heads red leaf lettuce, torn into bite size pieces