lemon dessert recipe

##### For the Crust: - **1 cup unsalted butter** (room temperature) - **1/2 cup granulated sugar** - **2 cups all-purpose flour** - **1/4 teaspoon salt** ##### For the Lemon Filling: - **4 large eggs** - **1 1/2 cups granulated sugar** - **1/4 cup all-purpose flour** - **2/3 cup freshly squeezed lemon juice** (about 3-4 lemons) - **1 tablespoon lemon zest** (from about 1 lemon) - **Powdered sugar** (for dusting)