Lemon Tarts

Directions

1. 1
   Mix sugar and cornstarch in 2-quart saucepan.
2. 2
   Gradually add milk, egg yolks, lemon rind and lemon juice, stirring until smoothly blended. Add margarine and cook over medium heat, stirring constantly, until mixture comes to a boil.
3. 3
   Boil 1 minute.
4. 4
   Pour into bowl and cover with waxed paper or plastic film.
5. 5
   Chill.
6. 6
   Fold in sour cream. Turn into baked pastry shells. Serve at once or chill until serving time.
7. 7
   If desired, garnish with lemon slices.
8. 8
   Yields 6 to 8 servings.