In a large bowl, beat the softened butter and cream cheese until smooth.
Add the brown sugar and granulated sugar, mixing until well combined.
Stir in the vanilla extract and salt.
Gradually add the flour, mixing until just incorporated.
Gently fold in the mini chocolate chips.
Transfer the mixture to a serving bowl.
Refrigerate for at least 30 minutes to firm up.
Serve chilled with your choice of dippers.
Enjoy with cookies, pretzels, or fruit.
Store any leftovers in an airtight container in the fridge.