Preheat oven to 350°F. Spray a 9x13 dish with nonstick spray.
Add the oil to a large skillet. Heat over medium heat and add the diced onions. Cook until until they soften and then add the ground beef.
Cook until no longer pink and drain the fat if desired.
Add the minced garlic and cook until fragrant (1-2 minutes).
Add the tomato paste and cook for a few minutes.
Add the Ranch Style Beans (with the juice), enchilada sauce, diced green chilies and tomatoes (with the juice), and the broth.
Stir in the spices and continue to cook on medium-low simmer for 15 minutes.
Season with salt and pepper as preferred.
Stir in the sour cream and transfer to the prepared dish.
Top with the shredded cheese and Fritos corn chips last.
Bake in the oven for 20-25 minutes or until bubbly and the chips are a light golden brown.
Remove from oven and top with your favorite garnishes. Serve warm.