This Spinach Soufflé has the same creamy, airy texture as Stouffer’s, but homemade is always better, right guys?!
The secret is squeezing out as much liquid as possible from the spinach. Too much moisture makes the soufflé heavy instead of airy.
A butter-and-flour roux thickens the base just right, giving it a smooth, rich texture. The cheese melts in evenly when added gradually.
Separating and whipping the egg whites makes a huge difference. It’s what gives the soufflé its light, fluffy structure.
This dish always gets finished fast—it’s rich, cheesy, and works as a side for just about anything!
How to Make Stouffer’s Spinach Soufflé
Ingredients
- 10 oz. Spinach (frozen, thawed)
- 1 cup Heavy Cream
- 2 Large Eggs
- 1/2 cup Parmesan Cheese (grated)
- 1/4 cup Onion (finely chopped)
- 1 tbsp Flour
- 1/2 tsp Salt
- 1/4 tsp Nutmeg
- 1 tbsp Butter (unsalted)
Step-by-Step Instructions
Step 1:
Preheat your oven to 350°F and gently spray an 8×8-inch baking dish with vegetable oil spray.
Step 2:
In a large bowl, whisk together the heavy cream and eggs until they become light and foamy.
Step 3:
Stir in the thawed and well-drained spinach, grated Parmesan cheese, chopped onion, flour, salt, and nutmeg into the bowl.
Step 4:
Transfer the spinach mixture into the prepared baking dish, ensuring it spreads evenly.
Step 5:
Dot the surface with butter and bake in the preheated oven for 45 minutes or until golden and set.
Tips and Tricks for This Recipe
Keep it Creamy
To achieve the right creamy texture, make sure the spinach is thoroughly drained before mixing.
Achieving Flavor Balance
Nutmeg adds a warm undertone. Feel free to adjust the amount to match your preference.
Cheese Matters
Experiment with different cheeses like Gruyère if you want something special.
Don’t Skip the Butter
Dotting with butter enhances richness, so don’t leave it out!
Be Alert to Ovens
Oven temperatures can vary, so keep an eye on the baking. It should be golden and set!
What to Serve with Stouffer’s Spinach Souffle
Classic Caesar Salad
When serving Stouffer’s Spinach Souffle, a Caesar Salad can be a fantastic choice that balances the rich flavors with a fresh crispness.
The creamy dressing and crunchy croutons add different textures that complement the softness of the souffle nicely.
Roasted Asparagus
A side of roasted asparagus gives you a simple yet elegant touch.
The slight char from roasting enhances its natural sweetness and pairs nicely with the spinach souffle.
Tomato Basil Bruschetta
Tomato Basil Bruschetta is a wonderful addition for a more Italian-inspired meal setting.
The fresh tomatoes and basil combined with a chewy baguette create a delicious duo with the spinach flavors.
Gingered Carrots
For something a bit different, you might try gingered carrots.
They bring in a hint of spice and sweetness, offering a surprisingly nice match for the savory souffle.
Sweet Potato Mash
Consider trying sweet potato mash, which provides a creamy, sweet alternative to the classic garlic mashed potatoes.
This dish holds its own with the herbal notes of the souffle, making it a unique side.
Edamame Salad
A fresh and exciting option is an edamame salad.
The vibrant colors and nutty flavor of edamame provide a nutritious yet tasty side that brings something new to your meal.
Beet and Goat Cheese Salad
Last up, a beet and goat cheese salad offers a tanginess with a rich, earthy flavor.
The beets maintain a slight crunch while the goat cheese melts in your mouth alongside the spinach souffle.
Variations and Substitutions
Cheese Choices
You can swap out the Parmesan cheese in your spinach soufflé with other cheese varieties like Gruyere or Cheddar.
This can change the flavor profile and give your dish a unique twist!
Adding more cheese varieties can enhance the richness and depth, offering a balanced mix of taste and texture.
Vegetable Variations
Substitute spinach with cooked broccoli for a different version of the classic.
Broccoli brings a hearty flavor and texture that spinach lacks, making it a delicious alternative.
You might also try other greens like Swiss chard or kale, which add their own distinct flavors.
Herbs and Seasoning
Sprinkle in some fresh herbs such as thyme, basil, or dill to enhance the flavor complexity of your soufflé.
Salt and pepper are the basics, but a hint of nutmeg or smoked paprika can make a significant impact on the final taste.
Experiment to find what combination suits you best!
How to Store Leftover Stouffer’s Spinach Soufflé
To keep your leftover Stouffer’s Spinach Soufflé fresh and tasty, use an airtight container to store it in the refrigerator for up to three days.
This method allows you to enjoy it later without losing its flavor and texture.
Use Airtight Containers
Make sure to use a container that seals completely to keep moisture and other odors in the fridge from affecting your soufflé.
Tightly sealing the container helps maintain the freshness and prevents it from absorbing other flavors.
Store in the Refrigerator
Always place your leftover soufflé in the fridge within two hours of serving.
Refrigerating it promptly reduces the risk of bacterial growth, preserving both the taste and safety for later consumption.
Freeze for Longer Storage
If you want to store it for a longer period, consider freezing the soufflé.
Before freezing, wrap it securely in plastic wrap and place it in a freezer-friendly container.
You can store it in the freezer for up to one month, and then you’ll have a quick and easy meal ready to enjoy at any time!
Common Mistakes to Avoid
Overcooking
You might be tempted to bake your spinach soufflé until it’s golden brown, but don’t overdo it!
An overcooked soufflé turns dry and loses its fluffy texture.
I suggest setting a timer and checking for doneness with a gentle touch on the top.
Incorrect Folding
Be careful when folding the beaten egg whites into the spinach mixture.
If you stir too vigorously, you’ll lose all the air that gives the soufflé its rise.
To keep the texture light and airy, use light, sweeping motions when folding.
Skipping Temperature Check
Make sure the oven is at the right temperature before placing the dish inside.
Too hot, and the outside burns without the inside fully cooking.
I recommend using an oven thermometer if possible to verify the temperature for this delicate process.

Stouffer's Spinach Soufflé Recipe
- 10 oz. Spinach frozen, thawed
- 1 cup Heavy Cream
- 2 Large Eggs
- 1/2 cup Parmesan Cheese grated
- 1/4 cup Onion finely chopped
- 1 tbsp Flour
- 1/2 tsp Salt
- 1/4 tsp Nutmeg
- 1 tbsp Butter unsalted
- Preheat your oven to 350°F and gently spray an 8x8-inch baking dish with vegetable oil spray.
- In a large bowl, whisk together the heavy cream and eggs until they become light and foamy.
- Stir in the thawed and well-drained spinach, grated Parmesan cheese, chopped onion, flour, salt, and nutmeg into the bowl.
- Transfer the spinach mixture into the prepared baking dish, ensuring it spreads evenly.
- Dot the surface with butter and bake in the preheated oven for 45 minutes or until golden and set.
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