Preheat the oven to 350 degrees F. Butter the bottom and side of a 13× 11-inch (4 quarts) rectangular pyrex pan; dust with flour, then tap out the excess; set aside.
In a medium bowl, combine the flour, and baking powder; set aside. In the blender jar, blend the eggs, milk, oil, pepper, and salt. Blend until completely smooth, about 2 minutes.
Pour the mixture into a large bowl and, using a hand whisk, gently and gradually stir the flour mixture until just combined. Don’t over mix!
Pour half of the batter into the prepared pan and spread the chicken filling evenly on top. Gradually pour the rest of the cake batter over the filling, making sure you distribute evenly to cover the filling completely. Use a spoon to spread the batter if needed. Dot it with cream cheese,
Bake the savory rotisserie chicken cake for about 45 minutes or until a toothpick inserted in the middle comes out clean. Remove the Savory Rotisserie Chicken cake from the oven and let it cool for 10 minutes. Cut the Savory Rotisserie Chicken cake into squares and serve warm. Enjoy!