You can also put it in a crockpot for 4-6 hours... The longer the better.

32 oz. dry pinto beans
2 cups ham or raw bacon
4 TBS chopped onion
Salt & pepper
Water

32 oz. dry pinto beans 2 cup s ham or raw bacon 4 TBS chopped onion

Place in instant and cover by 2" with water
Cook on high pressure for 60 min
Natural release for 15 min then quick release.
Serve with cornbread.