Potato Soup
["6 medium potatoes", "2 celery stalks, grated", "6 Tbsp. butter or margarine", "1 tsp. salt", "1 1/2 c. milk", "2 carrots, grated", "1 onion, chopped fine", "6 Tbsp. all-purpose flour", "1/2 tsp. pepper", "2 qt. water"]
["Cook the potatoes, carrots and celery until tender in a large pot.", "Drain; keep liquid. Add onion and butter. Stir in flour, salt and pepper.", "Gradually add milk, stirring constantly. Add remaining vegetable liquid to desired consistency."]
["potatoes", "celery stalks", "butter", "salt", "milk", "carrots", "onion", "flour", "pepper", "water"]