Roasted Turkey & Brussels Sprouts Casserole

Ingredients:

2½ oz. turkey
1 c. Brussels sprouts
2 tbsp. sage
¼ tsp. ground cinnamon
¼ tsp. nutmeg
1 oz. mozzarella
1 tsp. garlic
¼ onion
¼ tsp. flaky salt
1 tsp. butter
¼ c. cream