Step 1

Preheat the oven to 350°F.

Step 2

In a large skillet, heat oil over medium heat. Add in the onions and cook for 5 minutes. Add in the garlic and the ground beef and cook until the meat is no longer pink, breaking up the clumps with a wooden spoon.

Step 3

Add in the taco seasoning, Ro-tel, and salsa. Cook for 5 minutes, stirring occasionally.

Step 4

Stir in the sour cream evenly and then remove the mixture from the heat.

Step 5

Pour half of the meat mixture into the bottom of a 9×13 pan. Top with 1/2- cup of the cheese and half of the Doritos. Repeat the process with the remaining ingredients, topping with the remaining 1/2- cup of the cheese.

Step 6

Cover the pan with foil and bake for 20 minutes.

Step 7

Remove the foil and bake for 10 more minutes.

Step 8

Garnish as desired and serve warm.