2 c. all-purpose flour
2 tsp. baking powder
Pinch of salt
1 tsp. nutmeg
3 egg yolks
1 stick butter
3 c. brown sugar
2 c. grated sweet potatoes
3 beaten egg whites

Sift 2 cups of flour, 2 teaspoons of baking powder, a pinch of salt and 1 teaspoon of nutmeg.

Cream together 3 egg yolks, 1 stick of butter and 3 cups of brown sugar.

Mix all ingredients and add 2 cups of grated sweet potatoes and 3 beaten egg whites. Bake in a slow oven for 50 minutes. Serves 8.