Contributed to the echo by: Theresa Bryant This came from my friends Pennsylvania cookbook. I tried it once and hope to try it again. Its different from anything Ive had before. Cook 4 large potatoes. Mash and add 1/4 lb. white American cheese. Cook 1/2 box lasagna noodles and drain. Grease an oblong pan with butter. Add a little milk to prevent sticking. Fry 2 large onions in butter. Layer noodles and potatoes. Top with onions. Bake at 350 degrees for 35 minutes.