You can find this recipe on many blogs, including on the Kraft food website. It's super easy and really delicious.
Super Easy Fruit Dip
8 oz. cream cheese, softened
7 oz. marshmallow creme (a.k.a. marshmallow fluff)
1/2 teaspoon orange or lemon zest
Mix the ingredients until well bended. Serve with fruit.
That's it. Done. End of story.