1 (10-12 ounces) package chopped frozen spinach
1 cup flour
1 teaspoon salt
1 teaspoon baking powder
2 eggs
1 cup milk
3/4 stick margarine or butter, melted
1 (12 ounces) package grated Cheddar cheese
1/2 cup chopped onion
Thaw and drain spinach. Sift dry ingredients. Beat eggs and milk, margarine and dry ingredients. Mix lightly. Add remaining ingredients. Lightly grease 9 x 13 inch pan. Pour mix into pan. Bake at 400 degrees for 25 or 30 minutes.
Yields: 24 brownies.
May freeze. Reheat at 350 degrees for 10-12 minutes.