1 pineapple, fresh
1 c. water
1 tbsp. lemon juice
1/4 c. sugar or substitute

Slice pineapple in half, lengthwise. Remove pulp and place in saucepan with the remaining ingredients. Cook for 5 minutes. Place in food processor or blender until smooth. Freeze until firm. Remove from freezer, beat until frothy, place into pineapple shell and freeze until ready to serve.