Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      pound         ground beef
   1      can           sliced pineapple (8 oz.) -- drained
     1/2  cup           firmly packed brown sugar
   1      cup           catsup
     1/4  cup           prepared mustard

Preparation:

Shape ground beef into 8 thin patties. Place a pineapple slice on 4 patties; top with remaining patties, and seal edges. Place patties in a skillet over medium heat; cook about 15 minutes or until desired degree of doneness. Combine sugar, catsup, and mustard in a small saucepan; simmer 5 minutes, and pour over patties.