Cube up the beef trimmings.
Mix the table salt and pink curing salt into the beef.
Place the salted beef in a ziplock bag and refrigerate for 24-48 hours, turning the bag occasionally.
Add the beef and its juices to an Instant Pot. Add water and a beef cube for flavor.
Cook the beef under pressure for 75 minutes, then allow a 15 minute natural release.
Remove the beef from the Instant Pot and shred or mash it.
Dissolve 1 teaspoon of gelatin in 1 cup of hot water.
Blend the shredded beef and mix in the gelatin mixture to help bind the texture.
Pack the beef mixture into a container, cover, and refrigerate until set.
Slice and serve the homemade corned beef as desired.
