Marinated Potato, Ham And Green Bean Salad
["1/3 c. oil", "3 Tbsp. cider vinegar", "1 1/2 Tbsp. chopped parsley and green onion", "1/2 tsp. salt", "freshly ground pepper to taste", "6 medium potatoes, cooked and sliced (with skins)", "1 lb. green beans, cooked crisp", "2 c. slivered ham, chicken or turkey", "1/4 c. radishes, sliced thin", "2 c. chopped watercress (optional)"]
["Mix all ingredients and chill 2 hours before serving."]
["oil", "cider vinegar", "parsley", "salt", "freshly ground pepper", "potatoes", "green beans", "slivered ham", "radishes"]