InstructionsTo make the Sugar Cookie Bars:Step 1: Prepare the oven. Preheat it to 350 degrees F.Step 2: Use aluminium foil or parchment paper to line a 9 x 13-inch pan and grease lightly.Step 3: Combine the butter, cream cheese, and sugar in a large bowl until fluffy.Step 4: Stir in the vanilla extract, almond extract, and eggs.Step 5: Sift the flour, cornstarch, baking powder, and salt in another bowl.Step 6: Add the four mixture into the butter mixture around half mixture at a time. Carefully beating.Step 7: Place the batter into the prepared pan. Press the batter to make an even layer with your lightly greased hands.Step 8: Place inside the preheated oven and bake for about 22 to 25 minutes or until the top is set and a toothpick inserted in the centre of the bar comes out clean.Step 9: Once done, remove the bars from the oven and let them cool completely into the pan.To make the Frosting:Step 10: In a mixing bowl, add the butter and beat until soft.Step 11: Add in the cream cheese and beat until incorporated.Step 12: Stir in the salt and vanilla extract.Step 13: Beat in the powdered sugar with a mixer on low speed adding about half a cup at a time until you reached your desired sweetness and thickness.Step 14: Grab the cooled cookie bars, frost, and sprinkle with holiday sprinkles on top.