Ensure all cream cheese and eggs are at room temperature before mixing to achieve a smooth, lump-free batter.
For the water bath, be careful not to let water seep into the cheesecake pan if using a springform. Wrapping the bottom and sides in heavy-duty foil helps prevent leaks.
The gingerbread swirl cake may develop cracks during baking; this is normal due to the different rising rates of the two batters.
Both cakes should be refrigerated for at least 4 hours, preferably overnight, to allow them to set fully and develop their flavors.
Store leftovers covered in the refrigerator for up to 3 days.