Preheat grill to medium-high heat. Heat a small saucepan over medium-high heat. Add oil; swirl to coat. Add shallots; sauté 2 minutes or until tender. Stir in ketchup, water, honey, vinegar, dry mustard, chile powder and 1⁄4 tsp. salt. Reduce heat to low and cook 5 minutes, stirring occasionally. Combine 1⁄4 tsp. salt, garlic powder, cumin and black pepper; sprinkle over chicken. Place chicken on grill rack coated with cooking spray; grill 15 minutes on each side or until done. Baste chicken generously with sauce; turn over and grill 1 minute. Baste again; turn over and grill 1 minute. Serve with the remaining sauce.