2 1/2 c. For the cake: Spray a 12-by-18-inch rimmed baking sheet with cooking spray. Preheat the oven to 350 ̊. Whisk the flour, baking powder and salt in a large bowl. In another large bowl ...

Their methods are easy to pull off at home. Start with a simple one-bowl sheet cake, like our vanilla sheet cake and lemony ermine frosting. You want a cake that is ultra-moist and tender ...