Food Quality

Departments: Go With the Flow

Customer perception of food quality depends not only on taste, but also on physical properties, one of which is commonly referred to as “flow behavior.” Consider the following examples. Ketchup must pour out of a squeeze bottle easily and coat the hot French fries without running off. Cream filling in a doughnut needs to hold in place when you bite into it and not squirt out. Salad dressing is better appreciated when it coats the lettuce and vegetables and doesn’t run off into the bottom...