Spinach Casserole
This easy and delicious Spinach Casserole recipe will impress even the pickiest eaters. It’s gluten-free, low carb, and vegetarian, making it a versatile option for various occasions. Whether you need a comforting side dish for dinner or a delightful main course for a gathering, this casserole is sure to be a hit. Its creamy texture and rich flavors make it perfect for family meals or special events.
Why You’ll Love This Recipe
- Quick Preparation: With only 10 minutes of prep time, you’ll have this dish ready to bake in no time.
- Healthy Ingredients: Packed with spinach and cottage cheese, this casserole offers a nutritious option that doesn’t skimp on flavor.
- Versatile Dish: Serve it as a hearty side or make it the star of your meal. It pairs well with many main dishes.
- Freezer-Friendly: Make a double batch and freeze leftovers for an easy meal later on!
- Crowd-Pleaser: Its delicious taste appeals to both kids and adults, making it an excellent choice for family dinners.
Tools and Preparation
Before diving into this delightful Spinach Casserole recipe, gather your essential kitchen tools. Having everything on hand will streamline the cooking process.
Essential Tools and Equipment
- 9-inch square casserole dish
- Mixing bowl
- Whisk
- Measuring cups and spoons
- Oven mitts
Importance of Each Tool
- Casserole Dish: A good-quality dish ensures even cooking and makes serving easier.
- Mixing Bowl: A large bowl allows ample space for combining ingredients without spills.
- Whisk: Perfect for beating eggs thoroughly, ensuring an even mixture throughout the casserole.

Ingredients
To make this flavorful Spinach Casserole, you will need the following ingredients:
- 3 large eggs, beaten
- 2 cups cottage cheese
- 10 ounce package frozen chopped spinach, thawed and very well drained
- 1/3 cup crumbled feta
- 1/3 cup diced sweet onion
- 1/4 cup melted butter
- 2 tablespoons freshly grated Parmesan
- 1/8 teaspoon black pepper
- 1/8 teaspoon garlic powder
- dash of nutmeg
How to Make Spinach Casserole
Step 1: Preheat the Oven
Start by preheating your oven to 350 degrees F. This step is crucial as it ensures the casserole cooks evenly when placed inside.
Step 2: Prepare the Casserole Dish
Grease a 9-inch square casserole dish with butter or cooking spray to prevent sticking. Set it aside while you mix the ingredients.
Step 3: Combine Ingredients
In a large mixing bowl:
1. Add the beaten eggs, cottage cheese, thawed spinach, crumbled feta, and diced sweet onion.
2. Pour in the melted butter, then sprinkle in the Parmesan, black pepper, garlic powder, and a dash of nutmeg.
3. Stir until all ingredients are well combined.
Step 4: Transfer to Dish
Carefully transfer the mixture into the greased casserole dish, spreading it evenly with a spatula.
Step 5: Bake the Casserole
Place the casserole in your preheated oven. Bake uncovered for about 40-45 minutes or until the center is nearly set. Keep an eye on it towards the end of baking to ensure it doesn’t overcook.
Step 6: Cool and Serve
Once done, let the casserole cool for 5-10 minutes before cutting into squares. Serve warm and enjoy this delightful Spinach Casserole!
How to Serve Spinach Casserole
Spinach Casserole is a versatile dish that can be served in various ways to please your guests. Whether as a main course or a side, here are some creative serving suggestions.
For a Hearty Meal
- Pair with Grilled Chicken: Serve your Spinach Casserole alongside grilled chicken breast for a balanced meal full of protein.
- Serve with Quinoa Salad: A light quinoa salad adds texture and nutrition, making for a refreshing side.
As an Appetizer
- Mini Portions in Muffin Tins: Bake the casserole in muffin tins for individual servings perfect for parties.
- Accompanied by Dipping Sauces: Offer a variety of dips like tzatziki or hummus to complement the flavors.
With Fresh Sides
- Pair with Steamed Vegetables: Lightly steamed carrots or broccoli bring freshness and color to the table.
- Add a Side Salad: A simple mixed greens salad drizzled with vinaigrette balances out the richness of the casserole.
How to Perfect Spinach Casserole
To ensure your Spinach Casserole turns out perfectly every time, follow these tips.
- Use High-Quality Ingredients: Fresh cottage cheese and feta can enhance the flavor significantly.
- Thoroughly Drain Spinach: Make sure the spinach is well-drained to avoid excess moisture, which can make the casserole soggy.
- Adjust Seasonings: Feel free to tweak spices according to taste. A little more nutmeg can elevate the dish.
- Bake Until Set: Keep an eye on baking time; it should be set but not overcooked. The center should jiggle slightly when done.
- Let it Rest Before Serving: Allowing it to cool for 5-10 minutes aids in slicing and serving without crumbling.
Best Side Dishes for Spinach Casserole
Spinach Casserole pairs beautifully with many side dishes. Here are some top picks to consider.
- Garlic Roasted Potatoes: Crispy potatoes seasoned with garlic make for a satisfying addition.
- Balsamic Glazed Brussels Sprouts: Roasted Brussels sprouts drizzled with balsamic reduction add sweetness and depth.
- Cauliflower Rice: A light, low-carb alternative that complements the casserole without overpowering it.
- Caprese Salad: Fresh tomatoes, basil, and mozzarella provide a refreshing contrast to the rich casserole.
- Herb Couscous: Fluffy couscous tossed with fresh herbs adds an aromatic touch that pairs well with spinach flavors.
- Stuffed Bell Peppers: Colorful bell peppers stuffed with quinoa or rice offer an eye-catching side option.
Common Mistakes to Avoid
When making your Spinach Casserole, avoid these common pitfalls for the best results.
- Overlooking ingredient measurements: Always measure ingredients accurately. Too much or too little can affect the texture and flavor of your casserole.
- Neglecting to drain spinach properly: If you don’t drain the thawed spinach well, excess moisture will make your casserole soggy. Squeeze out as much water as possible.
- Skipping the preheating step: Preheating your oven ensures even cooking. Don’t skip this step as it affects baking time and results.
- Ignoring cooling time: Allowing the casserole to cool for a few minutes before serving helps it set properly. Cutting it too soon can lead to a messy presentation.
- Not customizing flavors: Feel free to experiment with herbs and spices. Adding fresh herbs like basil or oregano can elevate the flavor profile of your Spinach Casserole.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftovers in an airtight container.
- The Spinach Casserole can be kept in the refrigerator for up to 3 days.
Freezing Spinach Casserole
- Wrap portions tightly in plastic wrap or foil before placing in a freezer-safe container.
- It can be frozen for up to 3 months for best quality.
Reheating Spinach Casserole
- Oven: Preheat to 350°F and bake until heated through, about 20-25 minutes.
- Microwave: Heat individual portions on medium power for about 2-3 minutes, checking frequently.
- Stovetop: Place in a skillet over low heat, stirring occasionally until warm.
Frequently Asked Questions
Here are some common questions about making a Spinach Casserole.
Can I use fresh spinach instead of frozen?
Yes, you can use fresh spinach. Just sauté it briefly until wilted before adding it to the other ingredients.
What if I don’t have cottage cheese?
You can substitute ricotta cheese or cream cheese for cottage cheese, but adjust the consistency as needed.
Can I make this Spinach Casserole ahead of time?
Absolutely! You can prepare it a day in advance and store it in the refrigerator until ready to bake.
Is this Spinach Casserole gluten-free?
Yes, this recipe is naturally gluten-free, making it suitable for those avoiding gluten-containing foods.
Final Thoughts
This Spinach Casserole is not only easy to prepare but also versatile enough to fit various meal occasions. Whether as a side dish or a light main course, feel free to customize with different vegetables or cheeses based on your taste preferences. Give this recipe a try—you’ll love its creamy texture and rich flavor!
Spinach Casserole
Indulge in this delightful Spinach Casserole, a dish that promises to impress even the most discerning palates. Perfectly creamy and packed with nutritious ingredients, this casserole is not only gluten-free and low-carb but also a fantastic vegetarian option. With its rich flavors and inviting texture, it’s versatile enough to serve as a satisfying main course or a comforting side dish for any occasion. Whether you’re hosting a family gathering or simply looking for a quick meal, this Spinach Casserole is sure to be a crowd-pleaser.
- Prep Time: 10 minutes
- Cook Time: 45 minutes
- Total Time: 55 minutes
- Yield: Approximately 8 servings 1x
- Category: Main
- Method: Baking
- Cuisine: Vegetarian
Ingredients
- 3 large eggs
- 2 cups cottage cheese
- 10 ounces frozen chopped spinach (thawed and drained)
- 1/3 cup crumbled feta cheese
- 1/3 cup diced sweet onion
- 1/4 cup melted butter
- 2 tablespoons grated Parmesan cheese
- Black pepper
- Garlic powder
- Nutmeg
Instructions
- Preheat your oven to 350°F (175°C).
- Grease a 9-inch square casserole dish with butter or cooking spray.
- In a large mixing bowl, combine beaten eggs, cottage cheese, thawed spinach, crumbled feta, diced onion, melted butter, Parmesan cheese, black pepper, garlic powder, and nutmeg. Mix until well combined.
- Transfer the mixture into the greased casserole dish and spread evenly.
- Bake uncovered for 40-45 minutes until nearly set in the center.
- Allow cooling for 5-10 minutes before slicing and serving warm.
Nutrition
- Serving Size: 1 slice (around 100g)
- Calories: 190
- Sugar: 2g
- Sodium: 320mg
- Fat: 12g
- Saturated Fat: 7g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 8g
- Fiber: 2g
- Protein: 12g
- Cholesterol: 150mg
