Steam the cauliflower. Place cauliflower in a bowl with 1 cup of water. Cover with a damp paper towel, microwave on high for approximately 3-5 minutes. Drain and pat dry.

Cook chicken. In a skillet over medium high heat add your olive oil and the cubed chicken. Cook for approximately 10 minute, or until chicken is cooked through. Set aside.

Make sauce. In a small pot heat the keto alfredo sauce over medium low heat. When it is hot add 3 ounces of mozzarella cheese to the sauce and stir until it is melted and the sauce is smooth.

Prepare casserole dish. Prepare a 13×9 inch casserole dish by spraying it with non-stick spray then spread ½ cup of keto alfredo sauce on the bottom.

Layer casserole. Add half of the cauliflower and  cooked chicken. Pour ¾ cup of keto alfredo sauce over the cauliflower and chicken. Sprinkle 4.5 ounces of mozzarella on top. Repeat.