Croissant Egg Sandwich Spinach

Featured in Breakfast & Brunch.

Turn fresh croissants into a breakfast treat with eggs, spinach, and cheese! Lightly toasted croissants offer a crisp outside that pairs beautifully with creamy scrambled eggs, tender sautéed spinach, and gooey melted cheese. Each ingredient is cooked just right – the spinach adds a fresh taste while the eggs stay soft and fluffy. Switch it up with extras like avocado or tomatoes. Whether it's for a lazy brunch or a quick breakfast, this dish is both pleasing and easy to customize!
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Updated on Sat, 24 May 2025 16:27:37 GMT
Egg and spinach croissant sandwich served on a wooden surface. Pin it
Egg and spinach croissant sandwich served on a wooden surface. | tasteofmoms.com

When you take that first bite of a hot Croissant Breakfast Sandwich, your taste buds dance with joy - the wonderful crunch of the flaky, butter-rich outside breaks into that pillowy center, all hugging a tasty mix of fluffy eggs, gooey cheese, and fresh spinach. This fancy morning treat takes basic breakfast stuff and turns it into something amazing. At my house, we can't wait for weekends just so we can gather around and dig into these sandwiches.

I made these for a laid-back family get-together last Sunday, and my breakfast-skipping sister couldn't stop talking about how they felt filling but not heavy. What makes them so good? Taking just a bit more time to toast those croissants right and cooking your eggs slowly to get that creamy goodness that works magic with the flaky bread.

Key Ingredients and Smart Shopping Advice

  • Croissants: Go for ones made with real butter that feel airy and show distinct layers when you look at them.
  • Eggs: Pick farm-fresh eggs from chickens allowed to roam for better taste.
  • Cheese: Look for types that melt nicely, like cheddar, Swiss, fontina, or Havarti.
  • Spinach: Baby spinach leaves work best for texture and flavor.
A mouthwatering croissant sandwich filled with egg and spinach sitting on a wooden board. Pin it
A mouthwatering croissant sandwich filled with egg and spinach sitting on a wooden board. | tasteofmoms.com

Step-by-Step Cooking Guide

Step 1:
Warm your oven to 350°F (175°C). Cut croissants in half and toast them with cut sides facing up for 5 minutes.
Step 2:
Cook spinach with a bit of olive oil, salt and pepper until it shrinks down; squeeze out any water.
Step 3:
Beat eggs, add seasonings, and cook on medium-low heat, stirring gently. Throw in cheese right before eggs are done.
Step 4:
Build your sandwiches using croissants, egg mixture, and spinach. Maybe add tomato slices, avocado chunks, or hot sauce if you want.
Step 5:
Put the croissant tops on and eat while warm.

I came up with these sandwiches when some friends with different food likes stayed over. The meat-free version turned out so tasty that now my family won't eat them any other way, showing that simple ingredients done right often make the yummiest meals.

Getting Those Perfect Fluffy Eggs

Low heat is your friend when cooking eggs. Use medium-low and fold them slowly for soft, cloud-like bits. Adding a spoonful of cream or cream cheese makes them even more velvety.

Tasty Twists Anyone Can Try

Make it Greek-style with feta cheese and chopped cherry tomatoes, go Southwest with pepper jack and sliced avocado, or spread some hummus inside for extra protein.

Changing With The Seasons

In spring: throw in some quick-cooked asparagus. Summer: add fresh basil leaves and tomato slices. Fall: toss in some buttery mushrooms with thyme. Winter: mix in roasted red peppers for warmth.

The time I made these for my daughter's after-graduation breakfast stands out in my mind. Her veggie-loving roommate said they were the tastiest breakfast she'd eaten during her whole college time - that moment still makes me smile when I'm cooking.

A tempting croissant sandwich stuffed with egg and spinach. Pin it
A tempting croissant sandwich stuffed with egg and spinach. | tasteofmoms.com

Frequently Asked Questions

→ Can these sandwiches be pre-made?
You can get the ingredients ready the night before. Cook the eggs and spinach, store them in separate containers in the fridge, then reheat while toasting the croissants in the morning. Assemble fresh to avoid soggy croissants.
→ How can I prevent croissants from burning while warming?
Keep an eye on them! Warm them at 350°F for about 3-5 minutes—just until slightly crisp. To avoid over-drying, place them on a middle or lower oven rack for more even heat.
→ Is there a way to make this dairy-free?
Absolutely! Replace butter with a vegan version, and use dairy-free cheese that melts well, like vegan mozzarella or cheddar. You'll also need to find dairy-free croissants—or try making your own!
→ What can I use if I don't have spinach?
You can switch spinach with kale, chard, or even baby arugula. Stick with greens that can hold up to cooking. For tougher greens like kale or chard, sauté them longer. Baby arugula can go in raw for a peppery kick.
→ What's the best way to boost protein in these sandwiches?
Add a slice of veggie sausage, plant-based bacon, or a smear of hummus. For non-vegetarian options, smoked salmon, prosciutto, or even Canadian bacon work tastily!

Croissant Egg Sandwich Spinach

Delicious flaky croissants stuffed with creamy eggs, melted cheese, and savory sautéed spinach. Quick, easy, and full of flavor!

Prep Time
10 Minutes
Cook Time
20 Minutes
Total Time
30 Minutes
By: Ashley

Category: Breakfast & Brunch

Difficulty: Easy

Cuisine: American

Yield: 4 Servings (4 sandwiches)

Dietary: Vegetarian

Ingredients

→ Sandwich Components

01 4 eggs, large
02 4 flaky croissants
03 1 cup grated cheese (cheddar, mozzarella, or Swiss)
04 1 cup fresh spinach leaves
05 1 tablespoon butter or olive oil
06 Pepper and salt to your liking
07 A tablespoon of chopped fresh herbs (like chives or parsley, optional)

→ Extras

08 Sliced tomato (1 small one)
09 Slices of ¼ avocado
10 A splash of salsa or hot sauce

→ Side Options

11 Fresh fruit like orange wedges or berries
12 A hot cup of coffee or tea

Instructions

Step 01

Slice the croissants carefully in half horizontally, leaving one side intact so it opens like a hinge. Turn your oven on to 350°F (175°C) and pop the croissants on a baking tray. Let them toast for about 5 minutes or until the edges are golden and crisp.

Step 02

Warm a tablespoon of butter or oil in a pan over medium heat. Toss in the spinach and cook while stirring for 1–2 minutes, just until it wilts down and turns soft. Add a pinch of salt and pepper for flavor, then move it to a plate for later.

Step 03

Crack the eggs into a bowl and beat them until smooth. Sprinkle in some salt and pepper. Use the same pan from the spinach and, if needed, add a bit more oil or butter. Pour in the eggs, keep the heat low to medium, and stir them gently as they cook until they reach a creamy, soft texture.

Step 04

When the eggs are soft and fluffy, sprinkle the shredded cheese on top. Let it melt, stirring it into the eggs. If you want the cheese super gooey, cover the pan for a quick minute.

Step 05

Grab a croissant and spoon a big scoop of scrambled eggs with cheese onto the bottom half. Add some wilted spinach on top. Toss in tomato slices, avocado, or a bit of hot sauce or salsa, if you'd like, for an extra kick.

Step 06

Gently close up the croissant by pressing the top half over the fillings. Serve them warm with some fruit and a hot drink on the side if you'd like.

Notes

  1. These buttery breakfast sandwiches mix flaky croissants with creamy eggs, melted cheese, and spinach for a hearty start to your day.
  2. Save time by prepping the spinach and croissants a day ahead. Just warm them up before adding freshly cooked eggs.

Tools You'll Need

  • A flat baking tray or sheet
  • A frying pan or skillet
  • A bowl for mixing
  • A whisk for beating eggs
  • A spatula for stirring

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Includes gluten (croissants)
  • Includes dairy (cheese, butter)
  • Includes eggs

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 400
  • Total Fat: 25 g
  • Total Carbohydrate: 30 g
  • Protein: 18 g