Found this today...it is the Millionaire Pie recipe from Furr's. We used to go there a lot for family gatherings when I was a child. Everyone's favorite pie to eat when out back then...
Furr's Millionaire Pie
Ingredients:
2 Cups powdered sugar
1 Stick softened butter
1 Large egg
1/4 Teaspoon salt
1/4 Teaspoon vanilla
2 Baked 8 inch pie crusts
1 Cup heavy cream
1/2 Cup chopped nuts
1 Cup drained, crushed pineapple
Cream together powdered sugar and butter. Add egg, salt and vanilla. Mix until light and fluffy. Spoon mix evenly into pie crust and chill. Whip cream until stiff. Blend in pineapple and nuts. Spoon on top of egg mixture and chill.