Caramelized Onion Tart with Brie and Cambozola Cheese

Prep Time 10 minutes
Cook Time 40 minutes
Total Time 50 minutes
Servings 20 pieces
Author Leigh Anne Wilkes


  • 2 Tbsp olive oil
  • 4 cups of sliced onions sliced root-to-top into 1/4-inch thick slices (about 2-3 med onions)
  • 1 Tbsp brown sugar
  • 2 Tbsp balsamic vinegar
  • 1/2 tsp salt
  • 1/2 tsp pepper
  • 8 oz frozen puff pastry defrosted a couple hours in the fridge
  • 2 oz chilled Brie cheese rind removed and sliced thinly
  • 2 oz Cambozola or other blue cheese sliced thinly
  • 2 Tbsp chopped fresh tarragon


  • Put oil in a large pan. Add onions and cook until beginning to soften and brown.
  • Add sugar, vinegar, salt and pepper. Turn the heat down and continue to cook unjtil caramelized, about 20 minutes
  • Roll pastry into a 10-to-14-inch rectangle . Place pastry on a baking sheet lined with parchment paper. Prick with a fork all over to prevent the pastry from forming big bubbles while baking.
  • Place onions over pastry, cover to the edges. Dot with cheese. Sprinkle with tarragon.
  • Bake in a preheated oven at 400°F for 15-18 minutes or until cheese has melted and pastry is crispy.