These Caramelized Onion and Bacon Crepes transform thin, delicate pancakes into a savory meal. The combination of sweet, jammy onions and crispy, salty bacon wrapped in a tender crepe is pure comfort. This recipe is surprisingly simple—just a little patience yields a dish that feels special without being fussy.
Nothing beats a great Caramelized Onion and Bacon Crepes. Whether you're a fan of Savory Crepes or want to try something from our Chicken Recipes selection, keep scrolling!
Why You’ll Love This Caramelized Onion and Bacon Crepes
Flavor & texture symphony: Sweet onions, salty bacon, and tender crepes in every bite.
Versatile for any meal: Perfect for brunch, dinner, or picnics.
Gourmet yet simple: Humble ingredients and basic techniques deliver impressive results.
Make-ahead batter: Resting the batter overnight yields a more tender crepe.
Ingredients & Tools
For the Crepes:
- 125 g all-purpose flour
- 2 large eggs
- 250 ml whole milk
- 60 ml water
- 2 tbsp melted unsalted butter, plus more for cooking
- 1/4 tsp fine sea salt
For the Filling:
- 4 large yellow onions, thinly sliced
- 200 g thick-cut bacon, chopped
- 2 tbsp unsalted butter
- 1 tsp fresh thyme leaves (or 1/2 tsp dried)
- 1 tbsp balsamic vinegar (optional, but recommended)
- Salt and black pepper to taste
For Serving (optional):
- 100 g Gruyère or Comté cheese, grated
- Fresh chives, finely chopped
- Sour cream or crème fraîche
Tools: A good 8 or 9-inch non-stick skillet or crepe pan, a flexible spatula, a medium mixing bowl, and a whisk.
Notes: Don’t rush the onions—low-and-slow caramelization is key. Whole milk is non-negotiable for rich, tender crepes.
Nutrition (per serving)
| Calories: | 420 kcal |
| Protein: | 16 g |
| Fat: | 24 g |
| Carbs: | 32 g |
| Fiber: | 3 g |
Serves: 4 | Prep Time: 20 minutes | Cook Time: 50 minutes | Total Time: 1 hour 10 minutes
Before You Start: Tips & Ingredient Notes
- Patience is your secret ingredient. Caramelizing onions properly cannot be rushed over high heat. It will take a good 30-40 minutes for them to transform into that sweet, jammy, deeply browned goodness. Trust the process.
- Why a non-stick pan is crucial. Crepes are delicate, and a good non-stick surface is the best insurance policy against tearing. If you have a dedicated crepe pan, even better—but a standard non-stick skillet works beautifully.
- Don’t skip the butter in the batter. That melted butter isn’t just for flavor; it helps create a beautifully golden, slightly crisp edge on the crepe and prevents it from sticking. It’s a little detail that makes a huge difference.
- Embrace the “ugly” first crepe. It’s a universal rule—the first crepe is almost always a tester. It helps you gauge the pan’s heat and the right amount of batter. Consider it the cook’s treat and don’t be discouraged!
How to Make Caramelized Onion and Bacon Crepes
Step 1: Caramelize the Onions. Start by melting the 2 tablespoons of butter in a large skillet over medium-low heat. Add all of your thinly sliced onions and a pinch of salt. The salt will help draw out their moisture. Cook, stirring occasionally, for 30 to 40 minutes. You’ll notice they’ll first wilt, then slowly turn a light golden color, and finally become a deep, rich brown. If they start to stick, you can add a tablespoon of water to deglaze the pan. In the last 5 minutes, stir in the fresh thyme and the balsamic vinegar if using—this adds a wonderful depth of flavor. Set aside once they’re beautifully jammy and sweet.
Step 2: Cook the Bacon. While the onions are working their magic, place your chopped bacon in a cold skillet. Turn the heat to medium and cook, stirring occasionally, until the bacon is crispy and the fat has rendered out. This method gives you the most even crispness. Use a slotted spoon to transfer the bacon to a paper towel-lined plate to drain. Pour off all but about a teaspoon of the bacon fat from the skillet—you can discard it or save it for another use.
Step 3: Make the Crepe Batter. In your medium mixing bowl, whisk the flour and salt together. Create a well in the center and crack in the two eggs. Start whisking the eggs, gradually drawing in the flour from the sides. Slowly pour in the milk and water while whisking continuously to avoid lumps. Finally, whisk in the 2 tablespoons of melted butter until the batter is smooth and has the consistency of thin cream. Honestly, a few small lumps are okay—they’ll hydrate as the batter rests. Let it sit on the counter for at least 15 minutes, or cover and refrigerate for up to 24 hours.
Step 4: Cook the Crepes. Heat your non-stick skillet over medium heat. Add a tiny knob of butter and swirl to coat the pan. Once hot, lift the pan off the heat and pour in a scant 1/4 cup of batter, immediately tilting and rotating the pan to spread the batter into a thin, even circle. Return the pan to the heat and cook for about 60-90 seconds, until the edges look lacy and the top is set. You’ll see little bubbles form. Then, slide your flexible spatula underneath and flip! Cook for another 30-45 seconds on the second side until lightly spotted with gold. Stack the cooked crepes on a plate as you go.
Step 5: Assemble and Serve. To assemble, place a crepe on a plate, golden-side down. Spoon a generous line of the caramelized onions down the center, followed by a sprinkle of the crispy bacon. If you’re using cheese, now’s the time to add it. Fold the two sides over the filling, creating a neat little parcel. Alternatively, you can just fold them in half, then half again into a triangle—it’s entirely up to you! Garnish with fresh chives and a dollop of sour cream for a touch of cool creaminess that cuts through the richness perfectly.
Storage & Freshness Guide
- Fridge: Store unfilled crepes (stacked with parchment) and filling separately in airtight containers for up to 3 days.
- Freezer: Wrap crepe stacks tightly; freeze for up to 1 month. Thaw in fridge before reheating.
- Reviving: Warm crepes in a dry skillet over low heat or covered in a 350°F oven until pliable.
Serving Suggestions
Complementary Dishes
- A simple arugula salad with a lemon vinaigrette — The peppery arugula and sharp, citrusy dressing provide a fantastic fresh contrast to the rich, savory crepes, cleaning the palate between bites.
- Roasted cherry tomatoes on the vine — Their burst of sweet, concentrated acidity is a wonderful companion to the caramelized onions, and they add a beautiful pop of color to the plate.
- Garlic sautéed mushrooms — Adding another earthy, umami-rich element takes the whole meal to a new level of cozy, savory satisfaction.
Drinks
- A dry French cider — Its crisp, appley effervescence and slight tartness cut through the fat of the bacon and cheese beautifully, making it a classic and perfect pairing.
- A light-bodied Pinot Noir — The red fruit notes and bright acidity in a good Pinot can stand up to the onions and bacon without overwhelming the delicate crepes.
- Sparkling water with a twist of lemon — Sometimes you just need something clean and bubbly to reset your taste buds, and this non-alcoholic option does the job elegantly.
Something Sweet
- Dark chocolate mousse — After a savory, rich main course, a light but intensely chocolatey mousse feels like a sophisticated and perfectly portioned finale.
- Poached pears in red wine — The spiced, winey syrup and tender fruit offer a gentle, not-too-sweet ending that continues the elegant, French-inspired theme.
- A simple bowl of fresh raspberries — Their bright, tart flavor is a refreshing palate-cleanser that requires zero effort, which is exactly what you need after cooking.
Top Mistakes to Avoid
- Mistake: Rushing the onions. Cooking them over too high a heat will cause them to burn or fry, giving you a bitter taste instead of that deep, mellow sweetness we’re aiming for. Low and slow is the only way.
- Mistake: Using a pan that’s too hot for the crepes. If your pan is smoking, it’s way too hot. The crepe will cook too quickly on the outside while staying gummy and raw in the middle. You want a steady, medium heat for a perfectly cooked, flexible crepe.
- Mistake: Overfilling the crepes. It’s tempting to load them up, but too much filling will make them difficult to fold and likely cause them to tear. A modest, centered line of filling is all you need for the perfect ratio.
- Mistake: Using a thick, pancake-like batter. If your batter is too thick, you’ll end up with a thick, doughy pancake, not a delicate crepe. It should be very liquid and coat the back of a spoon thinly. Don’t be afraid to add a splash more milk or water to thin it out.
Expert Tips
- Tip: Let the batter rest. This allows the gluten in the flour to relax, which results in a much more tender and less chewy crepe. It also gives the starch granules time to fully absorb the liquid, preventing a gummy texture.
- Tip: Use a ladle for consistent crepes. Using the same 1/4-cup ladle or measuring cup for every crepe ensures they are all the same size and thickness, which means they’ll cook evenly. Consistency is key here.
- Tip: Add a pinch of sugar to the onions. A tiny pinch of sugar (about 1/4 tsp) sprinkled over the onions at the beginning can help kickstart the caramelization process, though it’s not strictly necessary if you have the time.
- Tip: Keep cooked crepes warm. If you’re making a full batch to serve at once, place your stack of cooked crepes on a heatproof plate and cover loosely with foil in a 95°C (200°F) oven. This keeps them soft and pliable for serving.
FAQs
Can I make the crepes ahead of time?
Absolutely, and it’s a great time-saver! Once the crepes are cooked and completely cooled, you can stack them with sheets of parchment paper in between to prevent sticking. Seal them in an airtight container or zip-top bag. They’ll keep in the fridge for up to 3 days, or you can freeze them for a month. To reheat, just warm them gently in a dry skillet or for a few seconds in the microwave.
My crepes keep tearing when I flip them. What am I doing wrong?
This usually means one of two things: your pan isn’t hot enough, or you’re flipping too early. Make sure the first side is properly cooked—the edges will look dry and lacy, and the top should look set, not wet. Also, ensure you’re using a good, flexible spatula to get completely underneath the crepe before you commit to the flip. A little confidence goes a long way!
Can I make this recipe vegetarian?
Of course! Simply omit the bacon. To make up for the lost smoky, salty flavor, you could add a pinch of smoked paprika to the caramelized onions, or sauté about 150g of sliced mushrooms in butter until golden and mix them in with the onions. The result is still incredibly delicious and satisfying.
What’s the best way to reheat leftover filled crepes?
The oven is your best friend here. Place them on a baking sheet in a single layer and cover loosely with foil. Warm them in a 175°C (350°F) oven for about 10-15 minutes, until heated through. The microwave can make them a bit soggy, so the gentle dry heat of the oven is preferable for maintaining texture.
Why did my first crepe absorb all the butter and stick?
This is so common! The first crepe essentially “seasons” the pan. It often comes out a bit greasy or uneven as the pan is finding its thermal equilibrium. Don’t add more butter for the second crepe right away—just proceed. You’ll find the second and subsequent crepes will be much more cooperative and picture-perfect.
Caramelized Onion And Bacon Crepes
Master savory Caramelized Onion and Bacon Crepes with this easy recipe. Perfect for brunch or dinner, these crepes are a flavor sensation. Get the recipe now!
Ingredients
For the Crepes:
-
125 g all-purpose flour
-
2 large eggs
-
250 ml whole milk
-
60 ml water
-
2 tbsp melted unsalted butter (plus more for cooking)
-
1/4 tsp fine sea salt
For the Filling:
-
4 large yellow onions (thinly sliced)
-
200 g thick-cut bacon (chopped)
-
2 tbsp unsalted butter
-
1 tsp fresh thyme leaves (or 1/2 tsp dried)
-
1 tbsp balsamic vinegar (optional, but recommended)
-
Salt and black pepper (to taste)
For Serving (optional):
-
100 g Gruyère or Comté cheese (grated)
-
Fresh chives (finely chopped)
-
Sour cream or crème fraîche
Instructions
-
Start by melting the 2 tablespoons of butter in a large skillet over medium-low heat. Add all of your thinly sliced onions and a pinch of salt. The salt will help draw out their moisture. Cook, stirring occasionally, for 30 to 40 minutes. You’ll notice they’ll first wilt, then slowly turn a light golden color, and finally become a deep, rich brown. If they start to stick, you can add a tablespoon of water to deglaze the pan. In the last 5 minutes, stir in the fresh thyme and the balsamic vinegar if using—this adds a wonderful depth of flavor. Set aside once they’re beautifully jammy and sweet.01
-
While the onions are working their magic, place your chopped bacon in a cold skillet. Turn the heat to medium and cook, stirring occasionally, until the bacon is crispy and the fat has rendered out. This method gives you the most even crispness. Use a slotted spoon to transfer the bacon to a paper towel-lined plate to drain. Pour off all but about a teaspoon of the bacon fat from the skillet—you can discard it or save it for another use.02
-
In your medium mixing bowl, whisk the flour and salt together. Create a well in the center and crack in the two eggs. Start whisking the eggs, gradually drawing in the flour from the sides. Slowly pour in the milk and water while whisking continuously to avoid lumps. Finally, whisk in the 2 tablespoons of melted butter until the batter is smooth and has the consistency of thin cream. Honestly, a few small lumps are okay—they’ll hydrate as the batter rests. Let it sit on the counter for at least 15 minutes, or cover and refrigerate for up to 24 hours.03
-
Heat your non-stick skillet over medium heat. Add a tiny knob of butter and swirl to coat the pan. Once hot, lift the pan off the heat and pour in a scant 1/4 cup of batter, immediately tilting and rotating the pan to spread the batter into a thin, even circle. Return the pan to the heat and cook for about 60-90 seconds, until the edges look lacy and the top is set. You’ll see little bubbles form. Then, slide your flexible spatula underneath and flip! Cook for another 30-45 seconds on the second side until lightly spotted with gold. Stack the cooked crepes on a plate as you go.04
-
To assemble, place a crepe on a plate, golden-side down. Spoon a generous line of the caramelized onions down the center, followed by a sprinkle of the crispy bacon. If you're using cheese, now's the time to add it. Fold the two sides over the filling, creating a neat little parcel. Alternatively, you can just fold them in half, then half again into a triangle—it’s entirely up to you! Garnish with fresh chives and a dollop of sour cream for a touch of cool creaminess that cuts through the richness perfectly.05
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