01 -
Preheat oven to 200°C. Line a baking sheet with parchment paper.
02 -
Heat 1 tablespoon olive oil in a skillet over medium heat. Add sliced onions and cook for 15–20 minutes, stirring occasionally, until deep golden brown and soft.
03 -
In a separate skillet, heat remaining olive oil over medium heat. Add cubed butternut squash and sauté for 10–15 minutes until tender and lightly caramelized.
04 -
In a mixing bowl, gently mix caramelized onions, cooked butternut squash, thyme, salt, and black pepper.
05 -
Lay puff pastry sheet flat on prepared baking sheet. Evenly spread the filling over the pastry, leaving a 2 cm border around the edges. Top with crumbled goat cheese.
06 -
Bake in preheated oven for 25–30 minutes, or until the pastry is golden brown and filling is set.
07 -
Allow tart to rest for 10 minutes before slicing and serving for optimal flavor and structure.