CURRIED BEEF BURGERS

1 pound lean ground beef.
¼ cup mango chutney, chopped.
¼ cup grated apple.
1 ½ teaspoon curry powder.
½ teaspoon salt
Dash of freshly ground pepper
1 large red onion, sliced ¼ inch thick.
Preheat grill. 
Combine ground beef, chutney, apple, curry powder, salt and pepper in medium bowl; mix lightly. Shape into four patties. Grill 8 minutes or to desired doneness, turning once. Grill onions 5 minutes or lightly charred; turning once. Serve with burger.  Makes 4 servings