Preheat oven to 375 degrees.Brown ground beef in a large skillet over medium heat. Cook and stir until crumbled and no pink remains. Drain the grease from the pan and return to low heat. Add enchilada sauce, tomato sauce, taco seasoning, beans, and green chiles. Stir to combine. Stir in 1 cup of the shredded cheese and remove pan from the heat.Pour mixture into a baking dish and top with remaining cheese. Bake for 15 minutes, or until cheese is melted and bubbly. Remove from oven and allow it to cool for about 5 minutes. Add toppings of choice - olives, chopped green onion, diced tomato, chopped cilantro. Drizzle with sour cream. Serve with tortilla chips or corn chips.