Sweet Potato Pie - cooking recipe

Ingredients

2 c. mashed sweet potatoes
1/2 c. butter or margarine, softened
2 eggs, separated and room temperature
3/4 c. packed firmly brown sugar
1/4 c. granulated sugar
1/4 tsp. salt
1/2 tsp. ground cinnamon
1/2 tsp. ground nutmeg
1/2 c. milk
1/4 c. granulated sugar (for egg whites)
1 unbaked 9-inch pastry shell
1/4 tsp. lemon flavor (optional)

Preparation

Combine sweet potatoes, butter, egg yolks, brown sugar and 1/4 cup granulated sugar, salt, flavor and spices.
Stir in milk and mix well.
Beat egg whites, at room temperature, at high speed of electric mixer for about 1 minute.
Gradually add 1/4 cup sugar, a little at a time, until whites form stiff peaks.
Fold egg whites into sweet potato mixture.
Pour into pastry shell (unbaked).
Bake at 410\u00b0 for 10 minutes.
Reduce heat to 350\u00b0 and bake for an additional 45 minutes or until set.