Stop 1: The Mouth. The mouth is the beginning of the digestive system, and, in fact, digestion starts here before you even take the first bite of a meal. The smell of food triggers the salivary glands in your mouth to secrete saliva, causing your mouth to water. When you actually taste the food, saliva increases.
Size, Shape & Numbers. 1  8Ã12â³ single layer cake feeds 15-20 people. 2  12Ã16â³ single layer cake feeds 40-60 people. 3  12Ã16â³ double layer cake feeds 40-60 people. 4  16Ã24â³ single layer cake feeds 80-100 people. 5  16Ã24â³ double layer cake feeds 80-100 people.
Most bakeries in the U.S. have three standard sizes of sheet cakes available. 1  1/4 Sheet Cake, 9â³ x 12â³, serves 12-28. 2  1/2 Sheet Cake, 11â³ x 15â³, serves 18-40. 3  Full Sheet Cake, 18â³ x 24â³, serves 48-108.his diagram shows a 9 x 13 cake cut into 21 pieces. Each serving measures 1.8 x 3. While those are the standard sizes, there is only one way to be 100% how big the âhalf sheet cakeâ your baker is making is: ask.