Lemon Cookie Bars | America's Test Kitchen

Ingredients

• 2¼ cups (11¼ ounces/319 grams) all-purpose flour
• ½ teaspoon baking soda
• ½ teaspoon table salt
• 2 cups (14 ounces/397 grams) granulated sugar
• 6 tablespoons unsalted butter , melted
• ⅓ cup vegetable oil
• 2 ounces (57 grams) cream cheese , cut into 8 pieces and softened
• 1 large egg plus 1 large yolk
• 5 teaspoons grated lemon zest plus 3 tablespoons juice (2 lemons)
• 2 teaspoons vanilla extract
• 1½ tablespoons lemon juice
• 1 tablespoon cream cheese , softened
• 1 cup (4 ounces/113 grams) confectioners' sugar
• 3 tablespoons yellow sprinkles (optional)