1/2 lb. shredded Jack cheese
1 sm. carton cottage cheese
1 sm. carton sour cream
1/2 c. Parmesan cheese
4 eggs
1 smidge dry mustard
1 tsp. garlic powder
4 tbsp. flour
2 (1 oz.) pkgs. chopped spinach (raw)

Mix all ingredients together in one bowl. Bake in 9 x 13 inch pan for 45 minutes. Can be made a day ahead. If made ahead, bake for 20 to 25 minutes and cut in squares. 8 servings.