Pat the pork tenderloin cubes dry and season with salt and pepper. Heat the olive oil or lard in a large pot or Dutch oven over medium-high heat. Brown the pork in batches, about 5 minutes per batch, and set it aside.
Reduce the heat to medium. Add the chopped onion and sauté for 5 minutes until soft. Add the minced garlic and cook for 1 more minute until fragrant.
. Add the chicken broth and Enchilada sauce. Bring to a simmer.
Stir the browned pork and rinsed hominy into the pot. Simmer for about 30 minutes, until the pork is tender and the flavors have melded. Remove cover from pan and let simmer for an additional 5 minutes.
Season with additional salt and pepper to taste. Ladle the pozole into bowls and serve with your desired garnishes.