4 tbsp. butter
3 eggs
1 c. flour
1 c. milk
1 tsp. salt
1 tsp. baking powder
1 lb. grated cheddar
20 oz. cooked spinach
1 tbsp. chopped onion
Seasoned salt (opt.)

Preheat oven to 350 degrees. Melt butter in 9 x 13 inch baking dish in oven. Remove dish. Beat eggs well, then add flour, milk, salt and baking powder. Mix well. Add cheese, spinach, onion and mix well. Spoon into dish and level off. Sprinkle with seasoned salt if desired. Bake 35 minutes at 350 degrees. Cool and cut into squares.