Lemon-lovers rejoice! The best lemon bar recipe is finally here. What makes this one so great? It's a homemade dessert that's easy to make and sure to impress. It has just the right amount of sweet and tart lemon filling and delicious buttery crust. After they bake and cool, dust them with powdered sugar and serve. Once you learn how to make these tangy little lemon squares, your friends and family will ask you to make them every time you get together.