1. Combine ground turkey, 1 tablespoon Dijon mustard, garlic, salt, thyme and black pepper; mix lightly but thoroughly. Form turkey mixture into 4 round patties, ½ inch thick. Coat patties evenly with cheese. Set aside.
2. In Large (10-in.) Skillet, heat 1 teaspoon oil over medium heat until hot. Cook mushrooms and onion 6-8 minutes or until onion is tender. Remove from Skillet to Small Batter Bowl. Toss with remaining 1 tablespoon Dijon mustard and honey; keep warm.
3. Heat remaining 1 teaspoon oil in same Skillet until hot. Cook patties 10 minutes or until meat is no longer pink in center, turning once with Nylon Turner. Place turkey burger on bottom of roll; top with an equal amount of the mushroom and onion mixture. Cover with top half of roll.

Yield: 4 sandwiches

Nutrients per serving: (1 sandwich): Calories 410, Total Fat 18 g, Sodium 1010 mg, Fiber 2 g