Cut pork into cubes, trimming fat as needed.
Place large pot over medium high heat and add 6 cups of water, pork and bones, hominy, bay leaves, onion, garlic, and salt. Bring this to a boil.
In a sauce pan add remaining 2 cups of water and bring to boil. Add peppers to saucepan and let them soak while pork cooks.
Once water in large pot comes to a boil, reduce heat to medium low. Remove onion and garlic.
In a blender add soaked peppers along with soaking water, onion, garlic, and salt to taste. Blend until smooth, about 2-3 minutes.
Add sauce to large pot with pork, stir to combine, cover, and let simmer for an hour. Remove bones and bay leaves.
Serve with shredded lettuce, chopped onion, oregano, radishes, and a squeeze of lime juice along with some tostadas or tortilla chips.