DATE PECAN PIE

1 9-inch pie crust, unbaked
3/4 cup butter
3/4 cup brown sugar
2 egg yolks
1/2 cup evaporated milk
2 egg whites
3/4 cup chopped pecans
1 cup chopped dates
1/8 teaspoon powdered cloves
1/4 teaspoon cinnamon

Cream the butter, add sugar, and beat until creamy. Add the egg yolks one at a time. Blend in the milk, spices, pecans, and dates. Beat the egg whites until stiff and fold into mixture. Pour the mixture into pie crust and spread evenly. Bake 40 minutes at 350 degrees F. Serve with whipped cream.