French Onion Tart Recipe

Preparation time

  • Total: Approximately 100 minutes
  • Preparation: 30 minutes
  • Cooking: 70 minutes

Ingredients

  • 750 grams Red onion - thin sliced
  • 2 tablespoons Balsamic Vinegar
  • 1 tablespoon Sugar
  • Salt - a pinch or two (adjust)
  • Fresh Thyme leaves - few sprigs
  • 1 Lemon - juiced
  • 2 tablespoons Butter (unsalted)
  • 2 cups All Purpose Flour (Maida)
  • 150 grams Chilled butter - cubed
  • Salt - to taste
  • 1 tablespoon Sugar
  • 1/2 cup Chilled water

Instructions

  1. To begin making French Onion Tart Recipe, make pastry dough first
  2. Add flour, salt, sugar  and butter cubes into a wide bowl
  3. Using your fingertips break all the butter cubes and rub it with flour
  4. Add chilled water little at a time and knead to make a smooth dough
  5. Roll the dough and cover it with cling wrap and place it in fridge for about 1 hour
  6. To make caramelized onions, heat butter in a wide pan
  7. Add thin sliced onions into the pan and sweat the onions
  8. Add salt and sugar, cook until onions are nice softened and browned evenly
  9. Add balsamic vinegar, lime juice and thyme; increase heat to high; boil for 2--3 minutes to reduce, stirring occasionally
  10. Take off the heat and set aside to cool
  11. To prepare the tart preheat the oven to 200 degrees centigrade and line a tart sheet pan with parchment paper
  12. Remove pastry from refrigerator and allow it to come to room temperature for 10 minutes
  13. Divide the dough into equal portions and roll the dough to about 2-3 mm thick
  14. Place the dough on the prepared sheet pan and trim the edges
  15. Refrigerate again for 10 minutes
  16. Fill a parchment sheet with uncooked beans (This is only to avoid the tart to puff up and later the uncooked beans are removed and are not the part of the recipe)
  17. Place it over the tart dough that will be baked
  18. Pop this into an own and bake for about 10 minutes or until you see brown spots on the tart
  19. Remove the uncooked beans parchment filling, and fill it with caramelized onions, sprinkle some more salt and pepper powder over the top and sprinkle some thyme leaves
  20. Bake in oven for about 15 minutes
  21. Serve French Onion Tart Recipe along with tomato ketchup

Other informations

The table below shows servings values and other necessary informations.

  • Servings
  • Cuisine
  • Course
  • Diet
  • 2
  • Continental
  • Appetizer
  • Vegetarian
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