Add 1 cup of beans to 8 cups of water and bring to a boil. Slice and dice the onions, crush the garlic and add to the boiling beans. Add the other ingredients, cover and cook at medium heat for 2 hours. Smash the beans in the pot to absorb more of the flavors. Add more spices to taste. And serve.
1 cup pinto beans
3-4 crushed garlic cloves
1/4 white onion finely chopped
10 whole epazote leaves
sea salt to taste
And if you want to try Jintana's version, also add: