Fifteen

The perfect number of spoon-lengths to hold your mouth open whilst navigating the spoon with the batter from the scraped bowl into your mouth.

Fifteen.

Elbow angle is just as important and requires the intricate art of hovering the spoon beside your mouth while you do a chicken-wing type flap of said elbow. To ensure you achieve optimal spoon, and therefore batter, entry.

But one must remember the important part: do not close your mouth during this entire process.