Welcome to Pretzel and Me! Today, I’m excited to share with you a classic German dish: Zwiebelkuchen, or Onion Pie. This savory pie, hailing from the southwestern regions of Germany, is a delightful combination of caramelized onions, smoky bacon, and a rich, creamy filling, all nestled in a buttery crust. Perfect for autumn gatherings or a comforting dinner, Zwiebelkuchen is a taste of German comfort food at its finest.
Cultural Background
Zwiebelkuchen is a traditional German dish that is especially popular in the wine-producing regions of Swabia, Baden, and the Palatinate. It is often enjoyed during the fall, particularly during the grape harvest and new wine season, known as “Federweißer” season. The hearty flavors of the onion pie pair wonderfully with the fresh, slightly fermented taste of Federweißer wine, making it a staple at German wine festivals.
Tipps & Tricks
- Caramelizing Onions: Take your time caramelizing the onions for the best flavor. Stir frequently and adjust the heat to prevent burning.
- Crust: Keep the butter and water cold when making the crust to achieve a flaky texture.
- Caraway Seeds: These add a traditional touch but can be omitted if you prefer a milder flavor.
Serving Suggestions
Zwiebelkuchen is traditionally served warm, often accompanied by a fresh green salad and a glass of Federweißer or a crisp white wine like Riesling. It also pairs well with a light beer.
Variations
- Vegetarian: Omit the bacon and add sautéed mushrooms for a vegetarian version.
- Cheesy: Sprinkle some grated Gruyère or Emmental cheese on top of the filling before baking for a cheesy twist.
- Herbs: Add fresh herbs like thyme or rosemary to the filling for added aroma and flavor.
Storage Tipps
Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. To reheat, warm in the oven at 350°F (175°C) until heated through. Zwiebelkuchen can also be frozen for up to 2 months; thaw in the refrigerator overnight before reheating.
Zwiebelkuchen - German Onion Pie
Ingredients
For the Crust
- 2 cups All-Purpose Flour
- ½ cup Unsalted Butter cold and cubed
- ¼ cup Water cold
- ½ tsp. Salt
For the Filling
- 5 large Sweet Onions thinly sliced
- 6 oz. Bacon diced
- 1 cup Sour Cream
- 3 large Eggs
- 1 tbsp. All-Purpose Flour
- 1 tsp. Caraway Seeds optional
- 1 tsp. Salt
- ½ tsp. Black Pepper ground
- ¼ tsp. Nutmeg ground
Instructions
Crust
- Prepare Dough: In a large bowl, combine the flour and salt. Cut in the butter until the mixture resembles coarse crumbs. Add the cold water, a tablespoon at a time, mixing until the dough comes together. Form into a disk, wrap in plastic wrap, and refrigerate for at least 30 minutes.2 cups All-Purpose Flour, ½ cup Unsalted Butter, ½ tsp. Salt, ¼ cup Water
- Roll Out Dough: Preheat the oven to 375°F (190°C). On a lightly floured surface, roll out the dough to fit a 10-inch (25cm) tart pan with a removable bottom. Press the dough into the pan and trim any excess. Prick the bottom with a fork.
Filling
- Cook Bacon: In a large skillet, cook the bacon over medium heat until crisp. Remove with a slotted spoon and drain on paper towels.6 oz. Bacon
- Caramelize Onions: In the same skillet, add the sliced onions and cook over medium heat until they are soft and golden brown, about 20 minutes. Allow to cool slightly.5 large Sweet Onions
- Mix Filling: In a large bowl, whisk together the sour cream, heavy cream, eggs, flour, salt, pepper, and nutmeg. Stir in the caramelized onions, cooked bacon, and caraway seeds if using.1 cup Sour Cream, 3 large Eggs, 1 tbsp. All-Purpose Flour, 1 tsp. Caraway Seeds, 1 tsp. Salt, ½ tsp. Black Pepper, ¼ tsp. Nutmeg
Assemble & Bake
- Fill Crust: Pour the filling into the prepared crust, spreading it evenly.
- Bake: Bake in the preheated oven for 45-50 minutes, until the filling is set and the crust is golden brown.
- Cool: Allow to cool slightly before slicing and serving.
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