Yum Yum Dip
["4 c. chilled mayonnaise", "4 c. buttermilk", "2 Tbsp. minced onion", "5 Tbsp. dried parsley", "1 tsp. garlic powder"]
["Combine all ingredients in large bowl.", "Mix well.", "Chill for 1 hour."]
["chilled mayonnaise", "buttermilk", "onion", "parsley", "garlic powder"]