2 c. mashed, cooked sweet potatoes (or 1 lb. can make 2 pies)
1 stick butter
2 egg yolks
3/4 c. sugar
1/4 c. brown sugar
1/4 tsp. salt
1/4 tsp. ginger
1/2 tsp. cinnamon
1/4 tsp. nutmeg
1/2 c. milk
2 egg whites, beaten stiff with 1/4 c. sugar
2 pie shells

Combine first 9 ingredients. Stir in milk. Fold in beaten egg whites. Pour in unbaked pastry shell. Bake in oven at 400 degrees for 10 minutes. Reduce heat to 350 degrees, bake till firm about 35 to 40 minutes.