If you're looking for a rich, cheesy, and satisfying side dish or meatless main course, this Spinach and Cheese Casserole is the answer! Packed with tender spinach, gooey melted cheese, and a perfectly seasoned creamy sauce, this dish is comfort food at its finest—plus, it’s easy to make and freezer-friendly!
Perfect for holidays, potlucks, or weeknight dinners, this casserole is vegetarian-friendly but so hearty that even meat lovers will devour it.
Why You’ll Love This Spinach and Cheese Casserole
✅ Rich & creamy – Loaded with melty cheese and a velvety sauce.
✅ Easy to customize – Add mushrooms, artichokes, or bacon for extra flavor.
✅ Meal-prep friendly – Make ahead and bake when ready!
✅ Crowd-pleaser – Great for holidays (Easter, Thanksgiving) or family dinners.
✅ Vegetarian comfort food – Satisfying enough to be a main dish.
Ingredients You’ll Need
*(Serves 6-8 as a side, 4 as a main dish)*
For the Casserole:
16 oz fresh spinach (or 10 oz frozen spinach, thawed & drained)
2 cups shredded mozzarella cheese (divided)
1 cup shredded cheddar cheese
½ cup grated Parmesan cheese
1 (8 oz) block cream cheese, softened
½ cup sour cream
3 cloves garlic, minced
1 small onion, diced
2 tbsp butter
½ tsp salt
¼ tsp black pepper
¼ tsp nutmeg (optional, but adds depth!)
For the Topping (Optional):
½ cup breadcrumbs or crushed crackers
2 tbsp melted butter
Extra Parmesan for sprinkling