Caramelized Onion Tart
This Caramelized Onion Tart is a savory and flavorful dish that combines the sweetness of caramelized onions with the richness of Gruyere cheese, all on a flaky puff pastry crust. It makes a perfect appetizer or light meal for any occasion.
- Time: 55 min
- Servings: 4
Source: mrcook.app
Ingredients
- large onions, thinly sliced
- tablespoon butter
- tablespoon olive oil
- teaspoon sugar
- sheet puff pastry
- grated Gruyere cheese
- Fresh thyme leaves for garnish