While the meat is cooking, prepare the veggies and other toppings.
Assemble the salad by layering the lettuce, taco meat, cheese, tomatoes, onion, cilantro, and avocado.
Spoon on the sour cream and salsa. Use equal parts sour cream and salsa to make a taco salad dressing. You can mix this together in a separate bowl and add to the salad or spoon onto the salad and mix it all together at once.