1    Pineapple
1 c  Water
1 tb Lemon juice
1/4 c  Sugar

Slice pineapple in half, lengthwise. Remove pulp and place in
saucepan with the remaining ingredients. Cook 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.