2 c. mashed, cooked Louisiana yams
1 c. firmly packed brown sugar
1 c. light cream
1/2 c. milk
3 eggs
1/2 tsp. salt
1 tsp. cinnamon
1 tsp. ground nutmeg
1/2 tsp. ground ginger
10 inch unbaked pastry shell
2 c. dairy sour cream
1/4 c. sifted confectioners' sugar
1/2 tsp. vanilla

In large mixing bowl, combine yams, brown sugar, cream, milk, eggs, salt, cinnamon, nutmeg, and ginger. Pour into pastry shell. Bake in 350 degree (moderate) oven 1 hour or until knife inserted in center comes out clean. Cool. Mix together sour cream, confectioners' sugar, and vanilla. Serve with yam pie.