Pineapple Pie V

1 cup white sugar

3 tablespoons all-purpose flour

½ teaspoon salt

2 egg yolks

¼ cup water

1 (8 ounce) can crushed pineapple

1 tablespoon butter

3 tablespoons fresh lemon juice

1 tablespoon grated lemon zest

1 (9 inch) pie shell, baked

In a medium bowl, mix together sugar, flour, salt and egg yolks.

Bring water and pineapple to a boil in a medium saucepan. Stir in sugar mixture and mix well. Cook over medium heat until thickened; stir constantly.

Stir in butter, lemon juice and lemon zest to saucepan. Then spoon entire mixture into pie shell. Cover and refrigerate pie until ready to be served.