In a large pot over medium heat, combine the red beans, black beans, pinto beans, diced tomatoes, green chiles, tomato sauce, chili powder, garlic powder, and onion powder.
Bring the mixture to a boil, reduce the heat, and simmer for 15 minutes.
Season the chili with salt and pepper, to taste.
Serve the chili hot, with your favorite toppings.
Interesting Facts
Chili is believed to have originated in the southern United States, during the 19th century.
Chili is a popular dish in Texas and other southwestern states, and is served in many restaurants and at chili cook-offs.
Chili is often served with toppings such as sour cream, cheese, jalapenos, and cilantro.