2 ratings

Caramelized Onion Tart

Use store bought puff pastry for this easy tart

This easy caramelized onion tart makes for a great appetizer. Also, be sure check out the Quick Eats Video page to see how easy this recipe is in action!


  • 1 sheet premade puff pastry
  • 2 yellow onions, sliced
  • 1/2 Tablespoon butter
  • 3/4 Cups Gruyere cheese
  • fresh thyme
  • freshly cracked black pepper
  • balsamic vinegar


In a pan over medium-low heat, melt butter and add the sliced onions. Cook onions, stirring occasionally until colored a deep caramelized brown.

Preheat oven to 400 degrees.

Line a sheet tray with parchment and lay out puff pastry. Add onions and evenly spread them out making sure to reach the far corners.

Sprinkle of cheese, fresh thyme, a crack of ground pepper, and finish with a drizzle of balsamic vinegar.

Bake in oven for 40 minutes or until puffed and golden.