1- 8 1s set, cast 1 place, turn LH while 2s and 3s turn RH to end in lines across with 2L between 1L+2M facing down and 3M between 1M+3L facing up
9-16 1L+2L also 1M+3M Set&Link, all set, 1s (in middle) cast to 2nd place own side while 2s+3s change places on side (RH Men's side and LH Ladies)
17-24 3s cross down RH to 3rd place and cast up to 2nd place while 1s set and cross to 3rd place and 2s cast to top and cross RH Repeat (Muirland Willie but NO setting and crossing in middle)
25-32 1s+2s dance Allemande
(MINICRIB, Dance Crib compiled by Charles Upton, Deeside Caledonian Society, and his successors)
It appears to have been in use at least since the early 1930s and possibly originated in Glasgow.
It can also mean, of course, a dog's first meal of the day.