They’re low fuss, feed a crowd and travel well. By Margaux Laskey Margaux Laskey, a senior staff editor for New York Times Cooking, prefers sheet cakes for their frosting-to-cake ratio.

Pro Tip: a half sheet pan measures 18x13x1. If you have 2 smaller quarter sheet pans (9x13x1), you can use those instead. In a large bowl or bowl of a stand mixer, make the chocolate cake batter ...

Add buttermilk mixture and stir to thoroughly incorporate. Pour batter in buttered and floured half-sheet-cake pan (about 15 x 10) and bake at 400 degrees for 20 minutes or until edges of cake ...

While most grocery store cakes are quarter-sheet cakes, Costco's is a generous half-sheet cake, so it's definitely meant to feed a crowd.