Combine mangos, mustard, sugar and thyme in a medium bowl. Mix well. Season with salt and pepper to taste, set aside.

Preheat outdoor grill or indoor grill pan over medium-high heat. Place four bratwurst on hot grill, cover and cook for 15 to 20 minutes; turning often until internal temperature reaches 160 degrees. To serve, place cooked bratwurst in hot dog bun and top with mango relish.

Makes about 1 cup relish (enough for four bratwurst)

Nutrition Information: Each serving (1 bratwurst with ¼ cup relish) contains 340 calories, 35 g carbohydrate (12% Daily Value), 4 g fiber (15% Daily Value), 24 g protein (48% Daily Value), 13 g fat (20% Daily Value), 12 g saturated fat (59% Daily Value), 80 mg cholesterol (27% Daily Value), 258 mg sodium (11% Daily Value), and 626 mg potassium (18% Daily Value), 85 mg vitamin C (142% Daily Value), 2576 IU vitamin A (52% Daily Value), 40 mg calcium (4% Daily Value), 1.5 mg iron (8% Daily Value).