If you're a fan of tarts, this lemon curd tart recipe is a must-try. The buttery and flaky tart shell is filled with a tangy and smooth lemon curd, creating a perfect balance of flavors. To make the tart shell, combine flour, butter, sugar, and salt until a dough forms. Press the dough into a tart pan and bake until golden brown. Meanwhile, prepare the lemon curd by whisking together lemon juice, zest, sugar, eggs, and butter over low heat until thickened. Once the tart shell has cooled, fill it with the lemon curd and refrigerate until set. Serve slices of this delicious lemon curd tart as a delightful dessert or afternoon treat.