Categories: Beef, Sauces 
      Yield: 8 servings 
  
      1    Boneless beef sirloin steak         1    8 oz. carton plain low fat 
           Cut 1 1/4" thick (about 2                Yogurt 
           Lbs.)                             1/3 c  Minced green onions and 
    1/4 c  Packed brown sugar                       Tops 
      4 ts Cider vinegar                     1/4 ts Garlic salt 
      1 tb Vegetable oil                      10 oz Fresh spinach 
      2 ts Chili powder                             Red bell pepper slices 
      1 ts Salt                                     Paprika 
      1 ts Hot pepper sauce                
  
  Trim fat from boneless beef sirloin steak;cut steak into 1 1/2 inch 
  pieces.Mix brown sugar,vinegar,oil,chili powder,salt and hot pepper sauce 
  in medium bowl.Add beef pieces;toss to coat.Let stand 15 
  minutes.Meanwhile,stir together yogurt,green onions and garlic salt;set 
  aside.Wash spinach;discard stems and pat dry. Coarsely chop spinach;set 
  aside.Thread beef pieces on 6 to 8 - 9 inch skewers.Place beef on grill 
  over medium coals.Grill beef 8 to 10 minutes,to desired doneness,turning 
  frequently. To serve,place spinach around edge of large serving platter 
  leaving center open for small serving bowl.Remove beef from skewers and 
  arrange over spinach.garnish beef with peppers.Put yogurt sauce in serving 
  bowl;sprinkle with paprika.Place bowl in center of platter.Serves 6 to 8.