tarte à l'oignon light

French Onion Tart Recipe

Onion is a versatile vegetable and a universal condiment consumed in all regions of the world. There are different onion varieties used according to the recipe. 🍴

The yellow onion is the most commonly used for longer cooking times. Here’s a simple tart recipe using yellow onions.

minuteur oignon

Prep Time : 30 min

Cook Time : Onions 20 min
Bake Time : Tart 30 min


For the crust

For the filling

  • 1 LB  (450 g) yellow onions (peeled and cleaned)
  • 7 oz (200 g) small bacon bits
  • 1 egg
  • 4 tablespoons (60 g) Philadelphia original
  • ½ cup ~ 2.5 oz (70 g) grated Swiss Cheese
  • Pepper
  • Salt (optional)



Step 1 : Onions
  1. Peel and chop the onions.
  2. Blend the onions in a food processor until you get a puree-like texture.
  3. Put them in a saucepan with 1 tablespoon of olive oil and some ground pepper.
  4. Cook for 10 minutes over low heat, stirring occasionally.
  5. Add the egg and mix well, then cook for another 10 minutes.
  6. At the end of cooking, add the bacon lardons and the Greek yogurt directly to the saucepan, then mix well.

Preheat the oven to 350 degrees Fahrenheit (180 degrés Celcius).

Step 2 : Crust (you can prepare this step while the onions are cooking)
  1. In a bowl, mix the 1 ½ cups of flour with the baking powder.
  2. Add 2.7 fl oz of olive oil and 2.7 fl oz of warm water.
  3. Knead to obtain a dough ball.
  4. Roll out the dough using a rolling pin on a floured surface or a silicone mat.
  5. Butter and flour a tart pan of about a tart pan  about 9 inches (22 cm) in diameter.
  6. Carefully place the dough in the pan.
Step 3: Tart Assembly and Baking
  1. Spread the onion filling over the crust.
  2. Sprinkle with grated Swiss Cheese.
  3. Bake for 30 minutes at 350°F (180°C) on the lower rack.
  4. Remove the tart from the oven and let it rest for about an hour before serving.

tarte à l'oignon light

Bon appetit !

Gisou’s Tips and Tricks

  • Onion is a vegetable that has nutritional values and medicinal properties. It contains phosphorus (33 mg per 100g serving), vitamins A (0.010 mg per 100g serving), B, C (7 mg per 100g serving), sulfur (50 mg per 100g serving), iodine, potassium (170 mg per 100g serving), sodium…
Onion and Bacon bits Tart

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