1 (4 oz.) can chopped chilies
1 can evaporated milk
Scant 2 tbsp. flour
4 eggs
1/2 lb. grated cheddar cheese
1/2 lb. grated Jack cheese
8 oz. tomato sauce
1/2 tsp. oregano

Line 6 1/2" x 10" greased casserole with half of chilies. Cover with grated cheddar cheese. Add mixed liquid (milk mixed with flour). Layer with remaining chilies. Bake 1/2 hour at 350 degrees. Remove. Cover with tomato-oregano sauce. Top with Jack cheese. Bake 15 minutes longer. Let set 10 minutes. May top with sliced avocados.