2 c. powdered sugar
1 stick butter (must use real butter), softened
1 egg
1/4 tsp. salt
1/4 tsp. vanilla
1 lg. pie crust, cooked
1 c. heavy cream
1 c. drained, crushed pineapple
1/2 c. chopped pecans

Cream powdered sugar and butter. Add egg, salt, and vanilla. Mix until light and fluffy. Spoon mixture evenly into pie crust; chill. Whip cream until stiff. Blend in pineapple and nuts. Spread on top of pie and chill thoroughly.