Are triangle sandwiches better?
Several studies have confirmed this phenomenon. It seems that triangles give you more sandwich filling per bite. A triangular sandwich has two 45° corners that allow you to bite much further towards the middle on your first two bites, where there is more filling.
Do sandwiches taste better when cut diagonally?
Harris says the diagonal cut exposes more of the interior of the sandwich, "and by exposing the interior, it engages more of your senses before you take the first bite. "It's more revealing, almost like a burlesque dancer," he says.