frito pie recipe

Ingredients: 1 lb ground beef 1 medium onion, chopped 1 can (15 oz) chili with beans 1 can (14.5 oz) diced tomatoes 1 can (8 oz) tomato sauce 1 packet taco seasoning mix 1 bag (9.25 oz) Fritos corn chips 2 cups shredded cheddar cheese Optional toppings: sour cream, chopped green onions, sliced jalapeños