Creamy Chicken and Spinach Casserole

Ingredients

• 2-3 cups cooked and shredded chicken
• 4 cups fresh spinach (or 1 package frozen spinach, thawed and drained)
• 8 ounces cream cheese (softened)
• 1/2 cup sour cream
• 1 cup shredded mozzarella cheese
• 1/4 cup grated Parmesan cheese
• 2 cloves garlic (minced)
• 1 small onion (finely chopped)
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• Pinch of nutmeg (optional)
• Optional additions: Sliced mushrooms, artichoke hearts, or cooked pasta