Ingredients:

Instructions:

Prepare outdoor grill or preheat broiler. ln large bowl, combine ground turkey, scallions and Worcestershire sauce. Shape mixture into 4 patties using BugerMate.  When coals are medium-hot, place burgers on hottest area of cooking surface of grill; cook 1 to 2 minutes on each side to brown. Move burgers to outside of grill; cook 4 to 6 minutes longer on each side until thoroughly cooked, juices run clear and temperature registers 165°F on meat thermometer.  While burgers are cooking, toss mushrooms with oil and sprinkle lightly with salt and pepper. Place mushrooms on sheet of heavy-duty aluminum foil. Grill or broil along with burgers during last 1 to 2 minutes of cooking time.  When burgers are cooked through, place a slice of cheese on each; cook 1 minute longer or just enough to melt cheese. To serve, spread mustard on bottom half of each roll. Top each with burger, mushrooms and a generous dollop of sour cream.