Not sure without actually seeing it used. It could be pinches, parts per [ as in ppm, parts per million], parts [as in three parts to 1 part], or even pints, or pounds. It should be noted that in editing PP and pp mean new paragraph and pages respectively, if it were left there accidentally while editing the recipe.
"pp" can stand for "pages" in document formatting. So, "60 pp" would mean 60 pages.
In hockey statistics, the PP stands for Power Play.
pp means private parts.
Pianissamo
Pages.
How many times you can use a move. PP stands for power points.
pp pp pp pp pp pp pp pp pp pp pp pp
power play
printers proof
usually, it means "pages".
You think probable to polypropylene.
Postage and package