Marinated Potato Salad
["2 1/2 lb. potatoes", "1/3 c. sliced green onions", "1/4 c. oil", "1/4 c. seasoned Japanese vinegar", "3 Tbsp. chopped parsley", "1 tsp. salt", "1/8 tsp. pepper", "1/2 c. mayonnaise", "hard-boiled eggs"]
["Cook potatoes until tender.", "When cool enough to handle, peel and cut into chunks."]
["potatoes", "green onions", "oil", "seasoned Japanese vinegar", "parsley", "salt", "pepper", "mayonnaise", "eggs"]