Notes: Don't be afraid to make these ahead of time, as they continue to develop more flavor as the beans sit in their cooking liquid. Kosher Salt: I always use Diamond Crystal brand; use half as much if using Morton or fine sea salt. Pepper flakes: if you like a little bit of spice, add the the chili flakes; if you don't, omit or use less. To make these in the Instant Pot, into the Instant Pot add all of the ingredients listed below along with 6 cups of water. Start with 2 teaspoons kosher…