Creamed Spinach - cooking recipe

Ingredients

1 (10 ounce) can cream of celery soup
1 tablespoon flour
4 tablespoons butter or 4 tablespoons margarine
1/2 teaspoon garlic salt
salt and pepper
20 ounces frozen chopped spinach, cooked and drained
1 small onion, diced

Preparation

in a saucepan, on medium heat,stir together.
with wire whisk soup, flour, butter, garlic salt,and salt and pepper until smooth and pipping hot.
add spinach and onion, stir till combined.