Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make cream cheese sugar cookies [title] Combine the sugar, butter and cream cheese in a mixing bowl. [step] Beat the ingredients with either a handheld mixer or a stand mixer fitted with a paddle attachment. Set your mixer at medium speed and beat until the ingredients are light and fluffy.

Ending1: [substeps] Cream cheese combined with a stand mixer help the ingredients blend into one ball without froth during cooking. Combining the mixture will help create a thin cookie dough. Ending2: [title] Add the egg yolk and the extracts to the bowl and beat them for another 30 seconds. [title] Whisk together the flour and kosher salt in a separate bowl. Ending3: [substeps] You can adjust the ratio of the flour and butter to suit the ingredients in the recipe. You may want to scrape the counter top occasionally as it is beating to prevent the mixture from rattling as it prepares to cook. Ending4: [title] Add flour, baking powder, cinnamon, and salt, while standing mixer is blending. [step] Beat constantly until you hear soft peaks.

Answer format: ending1/ending2/ending3/ending4