Lemon brownies or lemon blondies with a lemon glaze on top. Perfect spring lemon cookie bar

15min · 16 servings Ingredient • ½ cup butter salted or unsalted, melted and cooled down • ½ cup granulated sugar • ¼ cup powdered sugar • 2 eggs at room temperature • 2 tablespoon lemon zest • 1 tablespoon lemon juice • 2 teaspoon vanilla extract • 1 teaspoon lemon extract • 1 cup AP flour sifted • ¼ teaspoon salt For the glaze • 1 cup powdered sugar Without corn starch preferably to avoid that weird aftertaste. • 2 tablespoon lemon juice • 1 tablespoon lemon zest optional