Melting Pot's Green Goddess Dip

8 ounces cream cheese, sliced
1/2 cup milk
1/4 cup sour cream
2 tablespoons finely chopped onion
2 tablespoons finely chopped parsley
2 tablespoons finely sliced chives

In a microwave-safe container, microwave cream cheese and milk for 2 to 4 minutes, whisking after each minute, until cream cheese melts and mixture is smooth. Stir in sour cream, onion, parsley and chives. Refrigerate until cold.