SNAPPY TIPS: Be sure the cream cheese is at room temperature and soft to prevent lumps. The dip can be made ahead of time, covered, and refrigerated for a few days. Let dip come to room temperature before baking.
SNAPPY SUBSTITUTIONS: Instead of Swiss cheese, you could substitute your favorite shredded cheese. You can use low fat ingredients in this recipe, BUT the consistency and taste of the finished dish may vary a lot.