Rinse 2 cups dried red beans
Soak the beans in water for 6 to 8 hours or overnight
Drain the soaked beans
Add the beans to a pot and cover with fresh water
Bring to a boil, then reduce to a simmer
Cook until the beans are very soft, about 1 to 2 hours
Drain any excess water
Mash the beans until smooth or leave slightly chunky
Add sugar to taste
Add a pinch of salt
Cook the mixture over low heat, stirring often, until thickened
Add a little oil or butter if desired for a smoother paste
Cool before using or storing