Potato Tuna Chowder
["2 Tbsp. butter or margarine", "1/2 c. chopped onion", "6 medium potatoes, peeled and sliced", "2 medium carrots, peeled and diced", "1/2 c. diced celery", "1 can tuna, drained", "4 c. milk", "salt and pepper to taste", "minced parsley"]
["Melt butter in large saucepan.", "Saute onion until transparent. Add potatoes, carrots, celery and 2 cups water.", "Bring to a boil.", "Cover and simmer 25 to 30 minutes or until vegetables are tender, stirring constantly.", "Add tuna and milk.", "Heat through. Season to taste and serve sprinkled with parsley.", "Serves 8."]
["butter", "onion", "potatoes", "carrots", "celery", "tuna", "milk", "salt", "parsley"]