If you are searching for a comforting, creamy, and delicious way to enjoy your greens, this Baked Spinach Casserole Recipe is an absolute must-try. It combines vibrant spinach with a velvety blend of cheeses and a hint of nutmeg for warmth, baked to perfection with a lightly golden top that invites you to dig right in. Whether you’re serving it as a hearty side or a satisfying vegetarian main, this casserole offers effortless flavor and texture that will quickly become a favorite in your kitchen.
Ingredients You’ll Need
This recipe shines because of its simple, wholesome ingredients that come together to create a dish packed with flavor, creaminess, and a lovely hint of savory depth. Each ingredient plays a crucial role in balancing and elevating the casserole.
- 2 tablespoons butter: For sautéing the onion and adding richness to the base of the casserole.
- 1 small onion (finely chopped): Provides sweetness and depth when softened.
- 2 garlic cloves (minced): Adds a subtle aromatic punch that brightens the dish.
- 2 (10-ounce) packages frozen chopped spinach (thawed and well-drained): The star of the casserole, bringing earthiness and color.
- 4 ounces cream cheese (softened): Creates a creamy, luscious texture that holds everything together.
- 1/2 cup sour cream: Adds tang and smoothness for extra richness.
- 1/2 cup grated Parmesan cheese: Offers a salty, nutty flavor that cuts through the creaminess.
- 1/2 cup shredded mozzarella cheese: Melts beautifully to add gooeyness and stretch.
- 2 large eggs: Help bind the ingredients and provide structure as it bakes.
- 1/2 teaspoon salt: Enhances all the flavors harmoniously.
- 1/4 teaspoon black pepper: Gives a subtle spicy warmth.
- 1/4 teaspoon nutmeg (optional): Adds a hint of warming spice, perfect for cozy casseroles.
How to Make Baked Spinach Casserole Recipe
Step 1: Prepare the Baking Dish and Sauté Aromatics
Start by preheating your oven to 350°F (175°C) and lightly greasing an 8×8-inch baking dish. This ensures an easy release for the casserole later. In a medium skillet over medium heat, melt the butter and sauté the finely chopped onion until it becomes soft and translucent, about 4 to 5 minutes. Then stir in the minced garlic and cook for another minute, allowing those wonderful aromas to awaken your kitchen.
Step 2: Mix the Spinach and Cheese Filling
In a large mixing bowl, combine your drained spinach with the sautéed onion and garlic. To this, add the softened cream cheese, sour cream, Parmesan, and mozzarella cheeses. Crack in the eggs and sprinkle with salt, pepper, and nutmeg if you’re using it. Stir everything together until the mixture is smooth, evenly mixed, and ready to become a cozy casserole.
Step 3: Bake the Casserole
Transfer your spinach and cheese mixture into the prepared baking dish, spreading it out evenly. Pop it into the preheated oven and bake for 30 to 35 minutes. You’re looking for the casserole to be set firmly yet creamy inside, with a beautiful light golden crust forming on top. Let it cool for a few minutes upon removal — this helps the flavors settle and makes it easier to serve.
How to Serve Baked Spinach Casserole Recipe
Garnishes
Adding a fresh garnish can elevate the humble casserole to new heights. Consider a sprinkle of freshly grated Parmesan or a few torn basil leaves for a pop of color and freshness that complements the creamy base wonderfully.
Side Dishes
This baked spinach casserole pairs beautifully with roasted meats like grilled chicken or baked salmon, but it also shines as part of a vegetarian spread alongside crusty bread or a crisp garden salad. The creamy texture offers a perfect contrast to crunchy or protein-rich sides.
Creative Ways to Present
To take your presentation up a notch, serve this casserole in individual ramekins for a charming, personal touch. You could also top it with toasted breadcrumbs or crushed pine nuts for an added crunch that adds texture and visual appeal.
Make Ahead and Storage
Storing Leftovers
Leftover Baked Spinach Casserole Recipe keeps surprisingly well in the refrigerator. Store it in an airtight container for up to 3 to 4 days, preserving the creamy goodness and allowing the flavors to meld even further.
Freezing
If you want to plan ahead, this casserole freezes wonderfully. After baking and cooling completely, cut it into portions and wrap tightly in plastic wrap or foil, then place in a freezer-safe container or bag. It will keep for up to 2 months without losing its delicious texture.
Reheating
Reheat leftovers gently in the oven at 325°F until warmed through to maintain that lovely baked texture without drying out. Microwaving works too for a quick warm-up, but covering the dish helps prevent moisture loss.
FAQs
Can I use fresh spinach instead of frozen?
Absolutely! If using fresh spinach, you’ll want about 1.5 pounds. Sauté it first and be sure to squeeze out as much moisture as possible before mixing, so your casserole isn’t watery.
Is this Baked Spinach Casserole Recipe gluten-free?
Yes, the ingredients in this recipe are naturally gluten-free, making it a great option for those avoiding gluten. Just double-check any processed cheese or sour cream labels to be certain.
Can I add other vegetables or proteins?
Definitely! Ingredients like sautéed mushrooms, cooked bacon bits, or diced bell peppers can add interesting flavors and textures. Just fold them into the mixture before baking.
What can I substitute for nutmeg if I don’t have it?
Nutmeg adds a subtle warmth, but if you don’t have it, you can leave it out or substitute with a pinch of ground cinnamon or allspice for a different twist.
How do I know when the casserole is fully cooked?
The casserole is ready when it is set in the center and the top turns slightly golden brown. A gentle jiggle is okay, but the eggs should be fully cooked for the best texture.
Final Thoughts
This Baked Spinach Casserole Recipe is truly a labor of love that impresses with its creamy texture, rich flavor, and comforting warmth. It’s simple enough for a weeknight meal yet special enough for company. I encourage you to make it soon and share it with the people you care about — it’s one of those dishes that feels like a hug on a plate.
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Baked Spinach Casserole Recipe
- Total Time: 50 minutes
- Yield: 6 servings 1x
- Diet: Vegetarian, Gluten Free
Description
This creamy and delicious Baked Spinach Casserole is a perfect side dish or vegetarian main packed with flavorful cheese, tender spinach, and a hint of garlic and nutmeg. It’s easy to prepare and baked to a golden perfection, making it an ideal comfort food addition to any meal.
Ingredients
Main Ingredients
- 2 tablespoons butter
- 1 small onion, finely chopped
- 2 garlic cloves, minced
- 2 (10-ounce) packages frozen chopped spinach, thawed and well-drained
- 4 ounces cream cheese, softened
- 1/2 cup sour cream
- 1/2 cup grated Parmesan cheese
- 1/2 cup shredded mozzarella cheese
- 2 large eggs
- 1/2 teaspoon salt
- 1/4 teaspoon black pepper
- 1/4 teaspoon nutmeg (optional)
Instructions
- Preheat and prepare baking dish. Preheat the oven to 350°F (175°C) and lightly grease an 8×8-inch baking dish to prevent sticking.
- Sauté onion and garlic. In a skillet over medium heat, melt the butter and sauté the chopped onion until softened, about 4–5 minutes. Add minced garlic and cook for an additional 1 minute until fragrant.
- Combine ingredients. In a large bowl, mix together the sautéed onion and garlic with the well-drained spinach, softened cream cheese, sour cream, grated Parmesan, shredded mozzarella, eggs, salt, pepper, and nutmeg, stirring until fully incorporated.
- Transfer and bake. Spread the mixture evenly into the prepared baking dish. Bake in the preheated oven for 30–35 minutes or until the casserole is set and lightly golden on top.
- Cool and serve. Remove from oven and let the casserole cool for a few minutes before serving to allow it to set properly.
Notes
- Great as a savory side dish or a vegetarian main course.
- Add cooked bacon or sautéed mushrooms for added flavor and variation.
- Leftovers can be stored in the fridge and reheated easily without losing taste or texture.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
