Southern Pecan Pie Filling - cooking recipe

Ingredients

2 egg yolks
1 cup granulated sugar
4 tablespoons flour
1 cup sour cream
1/4 teaspoon lemon juice or 1/4 teaspoon extract
1/8 teaspoon salt
TOPPING
2 egg whites
1 cup brown sugar
1 cup broken pecans

Preparation

Mix all ingredients and cook in double boiler for 45 minutes, stirring every 10 minutes for the first 20 minutes, then stirring every 3-5 minutes,or until thickened.
While mixture cools, prepare topping.
For Topping: Beat egg whites until stiff.
Add brown sugar and mix well.
Stir in pecans.
Pour cooled filling into baked pie shell.
Cover with topping and bake in 325 degree oven until light brown or about 15 minutes.