6-8 lg. potatoes
1/4 sm. onion, grated
3 eggs, well beaten
6 tbsp. butter
2 1/2 tsp. salt

Pare and grate potatoes. Combine with remaining ingredients, blending well. Pour into well-greased shallow 7x12 inch baking pan. Bake at 350 degrees for 1 1/4 hours.