Spoon approx 1/2 teaspoon cream cheese filling mixture on top. With a toothpick, swirl the cream cheese mixture into the batter.
Bake in a 350-degree oven for 18-22 minutes or until a knife inserted comes out clean. My muffins were perfect at 20 minutes but every oven cooks differently.
The sugar alcohols in Swerve are not included in the nutritional information since most subtract to get net carbs. The nutritional info is based on the ingredients I used in my kitchen. I would encourage you to calculate your own based on the ingredients you use.