Cheeseburger Pie

1 lb. ground beef

½ cup chopped onion

1 can (8 oz.) tomato sauce

1 can (4 oz.) chopped mushrooms, drained

¼ cup chopped parsley

¼ tsp. salt

1/4/ tsp. dried oregano, crushed

1/8 tsp. pepper

2 pkgs. (8 rolls each) crescent rolls

3 eggs

6 slices American cheese

1 Tbsp. water

Brown the ground beef and onion until onion is transparent, drain off fat.  Stir in tomato sauce, mushrooms, parsley, salt, oregano and pepper; set aside.  Unroll 1 package of rolls and separate dough of one package and place in bottom of 13x9x2 baking dish, press together and up sides to form a crust.  Separate eggs beat together the whites from 3 eggs plus yolk from 2 eggs; pour half of beaten egg mixture over pie shell.  Spoon the meat mixture into shell.  Arrange cheese slices on top.  Spread remaining egg over cheese.  Mix reserve egg with water set aside.  Unroll second package place on top and press together at edges to seal, brush top with reserved egg.  Bake 350 degrees for 20 minutes, cover loosely for remaining 20 minutes let stand for 10 minutes.