Healthy Dinner Spinach Mushroom Frittata

Name: Healthy Dinner Spinach Mushroom Frittata
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Yield: 4 servings
Ingredients: 6 large eggs; 1 cup fresh spinach, chopped; 1 cup mushrooms, sliced; 1/2 cup onion, diced; 1/2 cup cheese (feta or shredded cheddar); 2 tablespoons olive oil; Salt and pepper to taste

Highlighted under: Simple Healthy Meals Inspiration

We love making this Healthy Dinner Spinach Mushroom Frittata when we want something nutritious yet satisfying. With a combination of fresh spinach, earthy mushrooms, and protein-packed eggs, it’s an easy one-pan meal that comes together in just 30 minutes. I appreciate how simple it is to whip up, and it’s perfect for using up leftover vegetables. It’s also a hit with the whole family, making it an ideal choice for a busy weeknight dinner or even a leisurely brunch on Sundays.

Created by

Kate Phillips

Last updated on 2026-01-11T17:59:35.240Z

When I first tried making a frittata, I was amazed at how versatile and forgiving the dish is. I experimented with different vegetable combinations, and the spinach and mushroom pairing quickly became our favorite. The key is to sauté the vegetables until they’re tender and fragrant before adding the eggs, which allows all those flavors to meld beautifully. I also discovered that adding a touch of cheese on top makes all the difference in creating a luscious, creamy frittata!

During one memorable dinner, I prepared this frittata and served it alongside a fresh salad. It was such a hit that my friends couldn’t believe I had made it with just a few ingredients. I love that it’s as good warm as it is at room temperature, making it perfect for meal prep. You can easily make this dish ahead of time and enjoy it throughout the week!

Why You'll Love This Recipe
Loaded with nutritious spinach and mushrooms
Quick and easy to prepare for busy weeknights
Versatile dish that can be enjoyed warm or cold

Understanding the Ingredients

The combination of fresh spinach and mushrooms not only adds a wealth of nutrition but also enhances the flavor profile of the frittata. Spinach is rich in iron and vitamins A and C, while mushrooms provide umami and help to create a hearty texture. Be sure to choose fresh ingredients for a vibrant color and maximum nutrient content. If you're looking for a substitute for spinach, Swiss chard or kale can work well, though they may require slightly different cooking times to achieve the same tenderness.

The choice of cheese can significantly affect the overall taste of the frittata. Feta cheese, with its tangy flavor, pairs beautifully with the earthy mushrooms, while shredded cheddar provides a creamier texture. If you’re looking to reduce dairy, consider using a dairy-free cheese alternative or omit it altogether; the frittata will still be flavorful thanks to the sautéed vegetables.

Cooking Tips for the Perfect Frittata

When sautéing the vegetables, be mindful not to overcrowd the pan. This can cause the ingredients to steam rather than sauté, leading to a soggy frittata. Sauté until the onions are translucent and the mushrooms are golden brown and fragrant, about 5 minutes. This step is crucial as it layers flavor into the frittata and ensures a better texture when combined with the eggs.

After pouring the egg mixture over the vegetables, use a spatula to gently pull the cooked edges toward the center. This helps the uncooked eggs flow to the edges, ensuring even cooking throughout. Watch for signs that the edges are setting but the center is still slightly wobbly; this indicates it's time to transfer it to the oven for the final puffing and cooking.

Ingredients

Gather the following ingredients for a delicious Healthy Dinner Spinach Mushroom Frittata:

Ingredients

6 large eggs
1 cup fresh spinach, chopped
1 cup mushrooms, sliced
1/2 cup onion, diced
1/2 cup cheese (feta or shredded cheddar)
2 tablespoons olive oil
Salt and pepper to taste

Make sure all ingredients are fresh for the best flavor!

Instructions

Follow these simple steps to make your frittata:

Prepare the Vegetables

In a medium skillet, heat the olive oil over medium heat. Add the diced onion and sliced mushrooms, sautéing for about 5 minutes until soft. Next, stir in the chopped spinach and cook for another 2 minutes until wilted.

Mix the Eggs

In a mixing bowl, whisk the eggs together with salt and pepper. You can also add cheese to the mixture if you prefer it blended throughout.

Combine and Cook

Pour the egg mixture over the sautéed vegetables in the skillet. Cook on the stove for about 5 minutes until the edges start to set. Then sprinkle any remaining cheese on top.

Bake to Finish

Transfer the skillet to a preheated oven at 375°F (190°C) and bake for 10-15 minutes until the frittata is puffed and fully cooked in the center.

Cool and Serve

Let the frittata cool for a few minutes before slicing and serving. Enjoy warm or store in the refrigerator for meal prep!

This frittata keeps well in the fridge for up to 3 days!

Pro Tips

Feel free to customize your frittata with other vegetables or cooked meats based on what you have on hand. Leftover frittata can be reheated gently in the microwave or enjoyed cold in a salad.

Storing and Make-Ahead Options

The Healthy Dinner Spinach Mushroom Frittata can be made ahead of time, making it perfect for meal prep. After baking, allow it to cool completely at room temperature before slicing it into portions. Store leftovers in an airtight container in the refrigerator for up to four days. This allows for easy reheating—simply pop a slice in the microwave for about 30-45 seconds or enjoy it cold as a protein-packed snack.

For longer storage, the frittata can be frozen. Wrap individual slices in plastic wrap and place them in a freezer-safe bag or container. This frittata can be kept in the freezer for up to three months. Just remember to thaw in the refrigerator overnight before reheating.

Serving Suggestions and Variations

While this frittata is delicious on its own, consider serving it alongside a light salad for a complete meal. A simple arugula salad dressed with lemon juice and olive oil complements the hearty flavors beautifully. You can also serve it with fresh salsa or a dollop of Greek yogurt for added creaminess and zest.

Feel free to customize your frittata by adding other vegetables such as bell peppers, zucchini, or even sun-dried tomatoes. For those who enjoy a bit of spice, diced jalapeños or a sprinkle of red pepper flakes can add an extra kick. The versatility of this dish makes it enjoyable with whatever leftovers you have on hand, encouraging experimentation.

Questions About Recipes

→ Can I add other vegetables to the frittata?

Absolutely! Bell peppers, zucchini, or broccoli work great in a frittata.

→ How do I store leftovers?

Store leftover frittata in an airtight container in the refrigerator for up to 3 days.

→ Can I make this frittata ahead of time?

Yes! You can prepare it a day in advance and simply heat it up before serving.

→ Is this recipe gluten-free?

Yes, this frittata is naturally gluten-free as it contains no flour or gluten ingredients.