Spinach and Feta Bake

Category: Classic American Comfort Dishes

This dish features tender spinach mixed with creamy cottage and tangy feta cheese, enriched with sautéed onions and warm spices like nutmeg and garlic powder. The ingredients are gently combined with eggs and butter, then baked until set with a golden top. The result is a comforting casserole with rich flavors and a smooth texture, perfect for a filling meal or side. Allow it to cool slightly before slicing for the best serving experience.

Breanna smiling at the camera.
Created By Breanna
Last updated on Fri, 13 Mar 2026 04:29:45 GMT
A square of spinach and feta casserole. Save
A square of spinach and feta casserole. | foodiffy.com

This spinach and feta casserole has become my reliable choice for busy evenings when I want something nourishing and satisfying without much fuss. It blends creamy cheese and tender spinach in a way that feels comforting yet fresh.

I first made this after searching for a way to use frozen spinach that didn&t feel bland and it quickly turned into a family favorite everyone asks for.

Ingredients

  • 3 large eggs beaten: to bind the casserole and give it body
  • 2 cups cottage cheese: which adds creaminess and protein you can switch to ricotta if you prefer a silkier texture
  • 10 ounces frozen chopped spinach: thawed and squeezed dry to avoid excess water or use 1.5 cups cooked fresh spinach for a fresher taste
  • 1/3 cup crumbled feta cheese: which brings a salty tang make sure it is good quality for best flavor
  • 1/3 cup diced sweet onion: sautéeing these can deepen their sweetness and add another flavor layer
  • 1/4 cup melted butter: for richness and moisture choose unsalted to control saltiness
  • 2 tablespoons freshly grated Parmesan cheese: delivers a subtle nutty flavor freshly grated will melt better
  • 1/8 teaspoon black pepper: freshly ground adds mild heat
  • 1/8 teaspoon garlic powder: complements the spinach without overpowering
  • Dash of nutmeg: adds warmth and complexity use sparingly as it can dominate

Instructions

Preheat and prep:
Preheat your oven to 350 degrees Fahrenheit and grease a 1.5-quart casserole dish with butter or nonstick spray this prevents sticking and helps create a golden crust.
Mix it all:
In a large bowl beat the eggs then add cottage cheese, thawed and drained spinach, crumbled feta, diced onion, melted butter, Parmesan cheese, black pepper, garlic powder, and a dash of nutmeg. Stir everything gently but thoroughly so the mixture is evenly combined without being overmixed.
Pour and bake:
Pour the mixture into the prepared casserole dish. Spread it out evenly to make sure it cooks uniformly. Put it in the oven uncovered and bake for 40 to 45 minutes until the center is mostly set but still slightly jiggly—the casserole will finish firming up as it cools.
Cool and serve:
Let the casserole cool for 5 to 10 minutes before slicing this waiting step helps it set properly and makes serving neater.
A square of broccoli casserole with a fork on top.
A square of broccoli casserole with a fork on top. | foodiffy.com

Feta cheese is my favorite here because it cuts through the creaminess with a bright bite. I remember making this for a weekend brunch where everyone kept going back for seconds and teasing me about sneaking extra feta in.

Storage tips

Store leftovers in an airtight container in the refrigerator for up to three days reheat gently in the oven or microwave for best texture Avoid sogginess by reheating uncovered.

Ingredient swaps

Try ricotta cheese instead of cottage for a creamier and milder taste Fresh cooked spinach works well if you want a more vibrant flavor but be sure to squeeze out all water before mixing Sauté the onions before adding if you enjoy a deeper caramelized flavor.

Serving ideas

Serve alongside a crisp green salad or roasted vegetables for a balanced meal This casserole works well as a side for grilled chicken or fish or enjoy it on its own with crusty bread.

A slice of green vegetable cake with a leaf on top.
A slice of green vegetable cake with a leaf on top. | foodiffy.com

This casserole is a comforting and versatile dish sure to be a cherished addition to your meal rotation.

Frequently Asked Recipe Questions

→ Can fresh spinach be used instead of frozen?

Yes, fresh spinach can be cooked and drained before combining with other ingredients, offering a vibrant, fresh taste.

→ What can substitute for cottage cheese in this dish?

Ricotta cheese works well as a substitute, providing a similar creamy texture and mild flavor.

→ How does sautéing the onions affect the flavor?

Sautéing onions softens their texture and brings out a sweeter, more mellow flavor, enhancing the overall dish.

→ Is it necessary to use Parmesan cheese?

Parmesan adds a subtle nutty and salty depth, but it can be omitted or replaced with a hard cheese of your choice.

→ What’s the best way to ensure the casserole is perfectly cooked?

Bake uncovered until the center is nearly set and the top turns lightly golden, about 40-45 minutes, then let it rest before serving.

→ Can the casserole be prepared ahead of time?

Yes, assembling the mixture beforehand and refrigerating before baking can help streamline meal prep.

Spinach Feta Cheese Bake

Creamy spinach combined with feta and cottage cheese, baked into a savory and satisfying dish.

Preparation Time
10 mins
Time to Cook
45 mins
Overall Time
55 mins
Created By: Breanna

Type of Recipe: Comfort Food

Cooking Difficulty: Suitable for Beginners

Cultural Origin: Mediterranean

Portion Size: 4 Number of Servings

Dietary Options: Low-Carb Friendly, Good for Vegetarians, Gluten-Free

Ingredients Required

→ Dairy and Eggs

01 3 large eggs, beaten
02 480 ml cottage cheese (alternatively, ricotta)
03 80 g crumbled feta cheese
04 30 g freshly grated Parmesan cheese
05 60 ml melted butter

→ Vegetables and Seasonings

06 280 g frozen chopped spinach, thawed and well drained (or 225 g cooked fresh spinach)
07 40 g diced sweet onion (sautéing recommended for enhanced flavor)
08 0.5 g black pepper
09 0.5 g garlic powder
10 Dash of nutmeg

Guide to Cooking

Step 01

Preheat the oven to 175°C and grease a 1.5-liter casserole dish.

Step 02

In a large bowl, thoroughly mix all ingredients until evenly incorporated, then transfer the mixture into the prepared dish.

Step 03

Bake uncovered for 40 to 45 minutes until the center is just set.

Step 04

Let the casserole cool for 5 to 10 minutes before slicing and serving.

Extra Suggestions

  1. Sautéing the diced sweet onion prior to mixing intensifies its flavor.
  2. Fresh spinach can substitute frozen when cooked and drained properly.

Necessary Equipment

  • 1.5-liter casserole dish
  • Mixing bowl
  • Oven

Allergen Info

Always check ingredient labels for allergens, and talk to a health expert if you’re unsure.
  • Contains eggs and dairy products.

Nutritional Info (Per Serving)

Nutrition facts are for general information and shouldn’t replace professional health advice.
  • Energy (Calories): 280
  • Fats: 20 g
  • Carbohydrates: 8 g
  • Protein: 18 g