The caramelized onion jam 'La Cartuja' is a unique artisan product made in the beautiful town of Altura, Castellón. Using traditional methods, this jam ensures to maintain the authentic flavor and quality of the raw materials. Perfect for elevating your dishes, its original and balanced taste makes it ideal for pairing with goat cheeses, foie, gourmet burgers, or even as a base for sauces for red meats. This local product is not only delicious but also a reflection of the rich gastronomy of the Sierra de Espadán. Add a gourmet touch to your meals with this jam!