Table of Contents
Growing up, I spent every summer in my grandmother’s sunlit kitchen, where laughter filled the air and the scent of fresh pastries danced around us. She taught me that cooking is love made edible and that simple ingredients can forge the strongest connections. Today, as I share family-favorite recipes on Simply Taster, I juggle motherhood and recipe testing with my little helpers by my side. From protein-packed desserts to modern twists on heirloom dishes, I embrace kitchen mishaps as unexpected delights. My ultimate dream is opening a cooking school for families, but for now, I hope these recipes turn your home into a warm gathering place.
If you’re looking for a Simple Brunch Food that’s both impressive and effortless, these Baked Ham and Cheese Croissants deliver every time. They also make terrific Easy Breakfast Side Dishes when you want something beyond plain toast. Combining buttery, flaky croissants with savory smoked ham and gooey Swiss cheese, this recipe transforms ordinary mornings into Trending Breakfast Ideas perfect for any occasion. Whether you need Breakfast For Party planning or crave a Light Brunch at home, these sandwiches tick all the boxes. Best of all, you can assemble them in minutes and bake them to golden perfection. Furthermore, they fit Big Brunch Ideas when entertaining a crowd, and they even shine as a Christmas Breakfast Make Ahead option. The secret lies in the mustard-butter spread, which adds a tangy kick while keeping the croissants moist. Also, poppy seeds on top give a slight crunch and visual appeal. With pantry staples like Dijon mustard and honey, you can whip up this Baked Croissant Sandwich any time you crave flavorful carbs. Moreover, swapping Swiss for cheddar or adding fresh herbs opens the door to endless variations. Ready to transform leftover ham into a star breakfast? Let’s jump in.

Baked Ham and Cheese Croissants
Ingredients
Equipment
Method
- Preheat your oven to 375°F. Lightly oil a 9×13-inch baking dish or coat it with nonstick spray.
- In a small bowl, whisk together butter, Dijon mustard, green onions, and honey. Season with sea salt and black pepper.
- Split each croissant in half horizontally. Evenly spread the butter mixture on both cut sides of all croissants.
- Layer smoked ham and Swiss cheese inside each croissant. Close them to form 12 sandwiches.
- Arrange the filled croissants in a single layer in the prepared baking dish.
- In a small bowl, whisk egg white with 1 tablespoon of water. Brush the tops of croissants with this egg wash and sprinkle poppy seeds on top.
- Bake until croissants turn golden brown and crisp, about 15–18 minutes. Remove from oven and let rest for 5 minutes before serving.
Nutrition
Notes
Tried this recipe?
Let us know how it was!The Story & Inspiration Behind Baked Ham and Cheese Croissants
A Personal Memory
My earliest memory of Baked Ham and Cheese Croissants comes from a weekend brunch with my college roommates. We stumbled upon a tiny café that served a flaky sandwich named Baked Ham and Cheese Croissants. Immediately, I fell in love with its savory filling and golden crust. Back then, I never imagined recreating that exact recipe at home. Yet, as soon as I tested it myself, I realized how simple it could be. Now, I bake Baked Ham and Cheese Croissants for family breakfasts and casual gatherings. Each time I pull them from the oven, I’m flooded with nostalgia and the same excitement I felt that first morning. Whether I serve them to my kids or bring them to a potluck, this Baked Ham and Cheese Croissants dish always sparks smiles and conversation.
Why This Recipe Matters
This recipe matters because it bridges convenience and comfort. It uses store-bought croissants for a quick assembly, yet delivers a bakery-quality flavor. Additionally, the Dijon-honey butter mix elevates simple ingredients into something extraordinary. For families seeking Breakfast Family Ideas, these sandwiches satisfy both kids and adults. Moreover, meal planners will love the make-ahead potential, especially for Christmas Breakfast Make Ahead menus. They also complement Easy Breakfast Side Dishes like fresh fruit or yogurt parfaits. In essence, this Baked Ham and Cheese Croissants recipe offers flexibility, flavor, and fuss-free prep. You can serve it at a Big Brunch Ideas event or pack it for a brunch picnic. Overall, it proves that gourmet doesn’t have to be complicated.
Ingredients & Instructions
Ingredients You Need for Baked Ham and Cheese Croissants

| Ingredient | Quantity |
|---|---|
| Unsalted butter, room temperature | ⅓ cup |
| Dijon mustard | 2 tablespoons |
| Green onions, thinly sliced | 2 |
| Honey | 1 tablespoon |
| Sea salt | ½ teaspoon |
| Black pepper | ¼ teaspoon |
| Croissants, halved horizontally | 12 |
| Smoked deli ham, thinly sliced | 1 pound |
| Swiss cheese, diagonally sliced | 12 slices |
| Egg white | 1 |
| Poppy seeds | 2 teaspoons |
Step-by-Step Instructions for Baked Ham and Cheese Croissants

- Preheat your oven to 375°F. Lightly oil a 9×13-inch baking dish or coat it with nonstick spray.
- In a small bowl, combine the unsalted butter, Dijon mustard, green onions, honey, sea salt, and black pepper. Stir until smooth.
- Spread the butter mixture evenly on both cut sides of each croissant half.
- Layer smoked ham and Swiss cheese inside the croissants, then close each sandwich.
- Arrange the filled croissants in a single layer in the prepared baking dish.
- Whisk the egg white with 1 tablespoon of water. Brush this mixture on top of each croissant, then sprinkle with poppy seeds.
- Bake for 15–18 minutes, or until the croissants turn golden brown and cheese melts.
- Let the sandwiches rest for 5 minutes before serving warm.
Tips, Variations, and Serving Ideas
Smart Swaps & Variations
You can easily customize this recipe for different tastes or dietary needs. For a plant-based version, substitute vegan butter and use your favorite dairy-free cheese. If you prefer a spicy kick, add a teaspoon of Sriracha or swap Dijon mustard for whole-grain mustard. Low-carb eaters can swap croissants for large portobello mushroom caps or keto‐friendly tortillas. When you crave extra herbs, mix chopped thyme or rosemary into the butter spread. For a gourmet twist, trade Swiss cheese for Gruyère or brie. These simple swaps make this recipe adaptable for any Light Brunch or Christmas Breakfast Make Ahead menu.
Serving Suggestions
Serve these sandwiches alongside fresh fruit or a green salad dressed with lemon vinaigrette. They pair well with Easy Breakfast Side Dishes like roasted potatoes or mixed berry parfaits. For a Big Brunch Ideas spread, set out bowls of chopped spinach, sliced tomatoes, and avocado for build-your-own sandwiches. Store leftovers in an airtight container and refrigerate for up to 2 days. To reheat, wrap sandwiches in foil and bake at 350°F for 10 minutes. You can also freeze unbaked assembled sandwiches; thaw overnight in the fridge and bake as directed. These tips save you time and make meal prep a breeze.
Health Benefits of Baked Ham and Cheese Croissants
This recipe offers a balanced dose of protein, healthy fats, and carbohydrates for sustained energy. The smoked deli ham provides lean protein and essential B vitamins, which support metabolism and muscle function. Swiss cheese adds calcium and phosphorus for strong bones, while moderate fat content ensures satiety. Whole grain or multigrain croissants boost fiber when you choose that option, aiding digestion and promoting gut health. Green onions bring vitamin K and antioxidants, which help reduce inflammation. Also, using unsalted butter allows you to control sodium content. Overall, these Baked Ham and Cheese Croissants fit into a balanced diet when enjoyed in moderation.
For those following a low-carb or keto lifestyle, you can swap croissants for lettuce wraps or almond-flour tortillas and still enjoy the flavors. Active families will appreciate this recipe as part of Breakfast Family Ideas that fuel busy mornings. Preparing these sandwiches as a Christmas Breakfast Make Ahead option also reduces stress on holiday mornings. By incorporating simple ingredients thoughtfully, you can savor a delicious meal that supports your health goals without sacrificing taste.
Conclusion
These Baked Ham and Cheese Croissants prove that you don’t need a bakery to enjoy bakery-quality treats. They combine simple ingredients and straightforward steps, making them perfect for both novice cooks and seasoned brunch hosts. Whether you’re planning a light weekend brunch or feeding a crowd at a holiday gathering, this recipe adapts easily and delivers impressive results. I hope these sandwiches inspire you to get creative in the kitchen and share delicious moments with family and friends. Now grab your croissants and let’s bake something unforgettable together. Happy cooking!
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FAQs About Baked Ham and Cheese Croissants
Can I make these ahead of time?
Yes. Assemble the sandwiches and wrap them tightly. Refrigerate for up to 24 hours, then bake as directed. For longer storage, freeze unbaked sandwiches and thaw overnight before baking.
What’s the best way to reheat leftovers?
Wrap sandwiches in foil and warm them in a 350°F oven for 10–12 minutes. This method preserves crisp edges and melts cheese evenly without drying out the croissants.
Can I use a different cheese?
Absolutely. Gruyère, cheddar, or brie work beautifully. Each cheese adds its own flavor profile, so feel free to experiment based on your preference.
How do I add more vegetables?
Layer thin slices of bell pepper, spinach, or tomato inside the croissants before baking. These additions boost nutrients and add fresh texture to your sandwiches.



