Queijadas de Sintra are a traditional Portuguese pastry that originated in the town of Sintra. They are small, sweet tarts made with a mixture of cheese, sugar, eggs, and cinnamon. The tarts have a creamy and slightly tangy filling with a crispy crust. Queijadas de Sintra are often enjoyed as a dessert or with a cup of tea. They are a delicious and indulgent treat that is sure to satisfy any sweet tooth.