What is Zwiebelkuchen?

Zwiebelkuchen is a quiche like onion cake.

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to learn how to pronounce "Zwiebelkuchen" in German


Onion Cake

Zwiebelkuchen is a German speciality from the South of Germany – Swabia.

The cake is usually served in autumn with a glass of the new wine that just barely started to ferment.


Onion Cake Zwiebelkuchen


Onion Cake Recipe

Zwiebelkuchen - Swabian Onion Cake

Angela Schofield
5 from 1 vote
Prep Time 30 mins
Cook Time 40 mins
Course Appetizer, Snacks
Cuisine German
Servings 12 pieces
Calories 610 kcal



  • 2 cups all-purpose flour
  • 3.5 tbsp. soft butter
  • 1.5 tsp. yeast
  • 1 tsp. salt
  • 1 tsp. sugar
  • 2/3 cup milk lukewarm


  • 2.5 pounds onions
  • 16 oz. bacon thick cut
  • 2 tbsp. butter
  • 2 tbsp. all-purpose flour
  • 4 eggs
  • 1/3 cup heavy whipping cream
  • 3/4 cup sour cream
  • 1 tbsp. coarse Kosher salt
  • 1 tsp. coarse black pepper
  • 1 tsp. caraway seeds
  • 2 tbsp. cold butter



  • Add flour to a large bowl, form a well and add sugar, yeast, and half of the warm milk.
  • Mix ingredients in the well gently, cover with a clean kitchen towel and allow to sit for about 10-15 min.
  • Add salt and rest of the milk. Knead for about 5 min. on low speed.
  • Add soft butter and knead until the dough is soft and elastic.
  • Cover with a clean kitchen towel and allow to proof for about 1 hour.
  • Butter a springform pan (9-inch) and place the dough into the pan. Spread out evenly to cover the bottom and pull up on the sides to form a rim. Leave about ½ inch from the top.
  • Let proof in pan for another 30 min. to 1 hour.


  • In the meantime, finely cube the onions and bacon.
  • Fry in butter until translucent over medium low heat. Make sure to stir constantly to avoid browning.
  • Sprinkle the bacon-onion mix with flower, mix well and set aside to cool down.
  • In a large bowl whisk the eggs.
  • Add heavy whipping cream and sour cream and mix well.
  • Add the cooled down onion-bacon mixture to the bowl.
  • Salt and pepper to taste and mix well.
  • Pour mixture on top of the dough and sprinkle with caraway seeds.
  • Cut the 2 tbsp. of cold butter into very thin slices and spread evenly on top of the cake.
  • Bake in pre-heated oven for 40-50 min at 400F.
  • Serve hot or lukewarm.


Onion cake tastes best lukewarm.

Serve with a side salad and a glass of Feiderweißer or white wine.

Onion Quiche