Appetizer · Main Course · French ·

French Tarte Flambée with Onions and Bacon

Name: French Tarte Flambée with Onions and Bacon
Prep time: 30 min
Cook time: 90 min
Total time: 120 min
Yield: 6 servings
Cuisine: Appetizer
Ingredients: 2 cups all-purpose flour, plus extra for dusting; 1 packet active dry yeast (2 1/4 tsp); 3/4 cup lukewarm water; 1 tbsp olive oil; 1/2 tsp salt; 8 oz crème fraîche or sour cream; 4 oz thick-cut bacon, diced and cooked until crispy; 1 large onion, thinly sliced; 1/4 tsp freshly grated nutmeg; Salt and pepper to taste; 1 cup shredded Gruyère or Swiss cheese

This traditional French dish from the Alsace region, known as Tarte Flambée or Flammkuchen, is a crispy, thin crust topped with creamy cheese, onions, and savory bacon.

4.1(647 reviews)

·By Ethan Brooks·August 6, 2025

French Tarte Flambée with Onions and Bacon — Appetizer served and photographed from above

Prep

30 min

Cook

1 h 30 min

Difficulty

Easy

Serves

Ingredients

Servings

For the Dough

For the Topping

For the Cheese Layer

Nutrition

Per serving

Calories: 415 kcal
Protein: 17 g
Carbs: 36.5 g
Fat: 22.8 g
Fiber: 1.5 g

Whole recipe

Total

Calories: 2489 kcal
Protein: 102 g
Carbs: 219 g
Fat: 137 g
Fiber: 9 g

Breakdown by ingredient▾

Ingredient	Cal	P	C	F	Fib
2 cups all-purpose flour plus extra for dusting	910	25	190	2	7
1 packet active dry yeast (2 1/4 tsp)	21	3	3	0	0
3/4 cup lukewarm water	0	0	0	0	0
1 tbsp olive oil	120	0	0	14	0
1/2 tsp salt	0	0	0	0	0
8 oz crème fraîche or sour cream	470	6	10	48	0
4 oz thick-cut bacon, diced and cooked until crispy	520	36	0	42	0
1 large onion, thinly sliced	60	2	14	0	2
1/4 tsp freshly grated nutmeg	3	0	0	0	0
Salt and pepper to taste	0	0	0	0	0
1 cup shredded Gruyère or Swiss cheese	385	30	2	31	0

These are estimates, not dietary advice.

Preparation

Get these tasks done before you start cooking.

Preparing the Dough

1
Activate the Yeast
Dissolve the yeast in lukewarm water in a small bowl and let it sit for about 5 minutes until foamy.
2
Mix the Ingredients
In a large bowl, mix the flour and salt. Add the yeast mixture and olive oil to the flour.
3
Knead and Rise
Knead the mixture on a floured surface for about 10 minutes until smooth and elastic. Let it rise in a warm place, covered, for an hour.
Tip: For an extra crunchy crust, roll the dough as thinly as possible.

Preparing the Topping

1
Prepare the Crème Mixture
Combine crème fraîche, nutmeg, salt, and pepper in a small bowl. Blend well.
2
Cook the Bacon
Cook bacon until crispy and drain on paper towels.
3
Slice the Onions
Slice onions thinly and set aside.
Tip: Use a mandolin for perfectly thin onion slices.

How to Make French Tarte Flambée with Onions and Bacon

Total time: 2 h · Yields 6 servings

1
Pre-bake the Dough
Preheat the oven to 475°F (245°C). Roll out the dough into a thin rectangle or round shape.
2
Top the Tarte
Spread the crème fraîche mixture over the dough, leaving a small border. Sprinkle with onions, cheese, and bacon bits.
3
Bake the Tarte
Place the tarte on a baking sheet or pizza stone, and bake in the preheated oven until the edges are crispy and the toppings are golden, about 15 minutes.