30 day friendship cake

i read ur recipe and i like it...it seems very easy to follow but im stuck on one thing...what did u mean by the pint starter the 1st day then place in the gallon jar and add ingredients..im confused as to what the pint starter is...can u explain...thank u...Bonnie in Alvarado Texas....charmedwoods is my name on here and my aol is [email protected]