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Caramelized Onion and Goat Cheese Tarts Recipe

4.5 from 283 reviews

These caramelized onion and goat cheese tarts combine sweet, deeply caramelized onions with creamy tangy goat cheese on a flaky puff pastry base. Ready in under an hour, they make an elegant and easy French-inspired appetizer that’s perfect for entertaining or a special snack.

Ingredients

Scale

Pastry

  • 1 sheet puff pastry, thawed

Caramelized Onions

  • 2 large onions, thinly sliced
  • 2 tbsp olive oil
  • 1 tbsp butter
  • 1 tsp sugar
  • 1 tsp balsamic vinegar
  • 1 tsp fresh thyme leaves
  • Salt and pepper to taste

Topping

  • 4 oz goat cheese, crumbled

Instructions

  1. Preheat the oven: Set your oven to 400°F (200°C) to prepare for baking the tarts.
  2. Caramelize the onions: Heat olive oil and butter in a pan over medium heat. Add the thinly sliced onions along with sugar, salt, and pepper. Cook them gently for about 20 minutes until they become soft and caramelized. Stir in balsamic vinegar and fresh thyme leaves, then remove the pan from the heat.
  3. Prepare and bake the tarts: Roll out the thawed puff pastry and cut it into squares. Place a generous amount of the caramelized onions on each square, then top with crumbled goat cheese. Bake in the preheated oven for 15–20 minutes, or until the pastry is golden brown and crisp. Serve warm for best flavor.

Notes

  • Store leftovers in an airtight container for up to 2 days.
  • Reheat in the oven to maintain the pastry’s crisp texture.
  • Thinly slicing the onions ensures even caramelization.
  • Fresh thyme can be substituted with dried thyme if needed, but use less quantity (about ½ tsp).

Keywords: caramelized onion tarts, goat cheese tarts, puff pastry appetizer, easy French appetizer, caramelized onions, savory tarts, vegetarian appetizer