1 can cream of celery soup
3 eggs, beaten
1 can tuna, drained
1 1/2 c. Bisquick
1/3 c. very hot water
1 c. shredded cheese

In mixing bowl, stir soup, eggs, tuna; set aside. Mix Bisquick and water together. Knead until smooth. Press dough into bottom and sides of 6x10 inch baking dish. Sprinkle with 1/2 cup cheese. Pour tuna mixture in shell and top with remaining cheese. Bake at 350 degrees for 50 minutes or until center is set.