On Call the doctor mission you need to feed prize pig with pioneer trail hog chow, there’s also another reason you need to find this item 
To upgrade prize pig you’ll need to feed it Hog Chow:
2 tends
5 tends
10 tends
15 tends (fully grown Prized Pig)
how to get hog chow in pioneer trail :
you can make hog chow by craft with 2 materials :
2 ground corndog : harvesting corndog crops or harvesting corn (rare)
3 sugary shortening : ask friends
trade in prize pig collection for 3 hog chow
collectibles to collect :
- plumpin’ serum
- prize pig’s
- broken scale
- pork calendar
- ham wow
