Add the softened cream cheese and butter to the bowl of a stand mixer with the whisk attachment. Beat for 3 Miinutes.
Add the eggs, one at a time, beating in between.
Add the vanilla and beat another 3 minutes.
Using a ¼ cup cookie scoop, add one scoop of cheesecake batter to each cupcake paper liner. Top with dark chocolate chips, if desired.
Bake the cheesecake bites for 15-17 minutes at 325°F.
Remove from the oven and allow them to cool in the pan until they are room temperature.
Transfer the cheesecake bites to an airtight container and keep refrigerated for up to 5 days.