Flammekueche, Flammkuchen, Alsatian Flame Cake
This tarte flambée recipe rolls bread dough paper-thin, spreads it with crème fraîche and fromage blanc, and tops it with smoky lardons, sliced onion and Gruyère for a crisp, creamy Alsatian flatbread. One serving is about 291 g, half a tart.
Tarte flambée, or flammekueche in the Alsatian dialect, comes from Alsace in north-eastern France, where bakers used it to test the heat of their wood-fired bread ovens before the day's loaves went in. The thin dough, crème fraîche, onion and lardons became a meal in their own right, served in the region's winstubs with local white wine.
Pairs well with: A cold glass of Alsatian white wine or a crisp green salad with a sharp vinaigrette.
Provenance
France
Alsatian Heritage
Nordic & European
Time Dedication
55m
40m prep • 15m cook
Batch Yield
4 Servings
818 kcal per serving
1 serving ≈ 291 g
Technical Skill
Intermediate
Medium (Thin Dough)
Meal Timing & Digestive Fit
Breakfast
Not Advised
Lunch
Prime Metabolic Fit
Dinner
Ideal Hearty Main
Snack & Tea
Inappropriate
Alsatian Heritage
Photo: Brücke-Osteuropa, CC0, via Wikimedia Commons
The Heritage Formulary
Estimated cost: Low — about $3–4 per serving at home (USD)
The classic Alsatian flatbread: paper-thin dough, crème fraîche, onion and lardons — no tomato, no pizza sauce.
Execution Methodology & Culinary Technique
Prep Stage: Mix, Rest and Slice
40 Mins • Prep
Mix the flour, yeast and salt, add the warm water and oil, and knead for 8 minutes until smooth. Cover and rest for 30 minutes. Meanwhile, stir the crème fraîche with the fromage blanc and nutmeg, slice the onions paper-thin, dice the lardons and grate the Gruyère.
Maestro Tip: Slice the onions as thin as you possibly can — thick onion stays raw on a fast-baked tart.
10 Mins Room temperature, about 22°C (72°F)
Mix the flour, yeast and salt in a large bowl. Add the warm water and olive oil and stir to a shaggy dough, then knead on a floured surface for 8 minutes until smooth and elastic. Cover with a tea towel and rest for 30 minutes.
The dough should feel soft and slightly tacky, not stiff — add a teaspoon of water if it fights back.
Done when: The dough springs back slowly when poked and has risen slightly.
15 Mins 250°C (480°F)
Put a baking stone or an upside-down baking tray in the oven and heat it to 250°C (480°F) — the hottest a home oven allows. A screaming-hot base is what makes the crust crisp instead of soggy.
Heat the oven for at least 15 minutes after it reaches temperature so the stone is fully hot.
Done when: The oven is at 250°C (480°F) and the stone is too hot to touch.
10 Mins No heat — room temperature, about 22°C (72°F)
Divide the dough in two. On floured baking paper, roll each piece out to a rectangle or round about 30 cm across and barely 2 mm thick — you should almost see the paper through it.
Roll from the centre outwards, turning the paper often, and do not worry about a perfect shape.
Done when: The dough is evenly thin with no thick patches at the edges.
5 Mins No heat — room temperature, about 22°C (72°F)
Spread half the crème fraîche mixture over each base, leaving a 1 cm border. Scatter the sliced onion and the lardons evenly, then dust with the grated Gruyère.
Spread the cream thin — a thick layer steams the crust and it never crisps.
Done when: The topping is even and sparse enough to see the cream beneath it.
7-8 Mins 250°C (480°F)
Slide one tart, paper and all, onto the hot stone and bake for 7–8 minutes until the edges are golden and blistered and the lardons are crisp and sizzling. Repeat with the second tart.
Watch the last minute closely — the thin crust goes from golden to burnt in under a minute.
Done when: The crust is golden with dark blistered spots, the lardons are crisp and the cheese is melted.
2 Mins Serving temperature, about 70°C (158°F)
Slide the tart onto a board, cut into squares or wedges with a pizza cutter and serve immediately, while the crust is still crisp.
Tarte flambée waits for no one — cut it at the table so the steam does not soften the base.
Done when: The base snaps when bent and the topping is bubbling hot.
Finishing Touches & Plating
Serve the tarte flambée straight from the oven, cut into squares for sharing, with a green salad and a cold drink. It is at its best in the first ten minutes, while the crust is still crisp.
Nutritional Physiology & Benefits
Energy
818
kcal / serving
Protein
21g
Complete AA
Carbs
66g
Complex
Fats
50g
Healthy
| Energy | 818 kcal |
| Protein | 21 g |
| Carbohydrates | 66 g |
| Fat | 50 g |
| Fibre | 3.2 g |
| Sugar | 5.6 g |
| Sodium | 1268 mg |
| Energy | 281 kcal |
| Protein | 7.1 g |
| Carbohydrates | 22.6 g |
| Fat | 17.2 g |
| Fibre | 1.1 g |
| Sugar | 1.9 g |
| Sodium | 436 mg |
Nutrition values are estimated — calculated from USDA FoodData Central values for the listed ingredients.
Vitamins & minerals: Onions add vitamin C and B vitamins, the cheese adds calcium, and the lardons supply B vitamins and iron.
Fast and Filling
About 20.7 g of protein per serving from the lardons and cheese, in a tart that bakes in 8 minutes.
Lighter Than Pizza
A paper-thin base with a crème fraîche topping — no tomato sauce and no heavy dough.
Simple, Honest Toppings
Just cream, onion, bacon and cheese — four ingredients that have made this tart for generations.
Food Pairings
To optimize nutrient absorption and elevate the sensory depth, pair with these authentic accompaniments:
Drinks
Alsatian White Wine
A dry Riesling or Pinot Blanc from Alsace cuts through the rich cream and smoky bacon.
Vegetables
Green Salad
A crisp salad with a sharp mustard vinaigrette refreshes the palate between rich, salty slices.
Sides
Pickled Cucumbers
Sharp pickles balance the creamy topping and the fatty lardons.
Full Menus
Alsatian Lunch
Follow with a light fruit tart and coffee, the way a winstub in Strasbourg would serve it.
Complete menu
Serve tarte flambée with a green salad and a glass of Alsatian white wine, followed by a light fruit tart — a classic winstub lunch in Strasbourg.
Digestive Guardrails
To prevent digestive distress, sluggishness, or palate clash, avoid pairing the dish with these elements:
Do Not Load the Topping Thick
Too much cream or onion makes the base steam instead of crisping, and the tart comes out soggy in the middle. Spread thin and top lightly. This is general food information, not medical advice.
Do Not Serve the Bacon Undercooked
The lardons must be crisp and sizzling hot — pork should reach 71°C (160°F) through. If the bacon still looks pale, give the tart another minute. This is general food information, not medical advice.
General information only, not medical advice — consult a doctor for personal dietary decisions.
Who Should Eat It
Health Conditions — Adjust or Avoid
If you have a medical condition, consult your doctor before changing your diet.
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