Martha Stewart Lemon Bars - Cook with Carla

Ingredients

• 1 cup all-purpose flour, measured and leveled
• 1/4 teaspoon salt
• 1/2 cup powdered sugar, with extra for dusting
• 1/2 cup (1 stick) unsalted butter, softened
• 3/4 cup freshly squeezed lemon juice (around 3 lemons)
• 4 egg yolks, large
• 1 can (14 ounces) sweetened condensed milk