01 -
In a pan over medium-high heat, cook the ground beef until browned, then drain all grease except for 3 tablespoons.
02 -
Stir in the taco seasoning into the browned beef, then remove from heat and set aside.
03 -
Prepare the rotini pasta according to package instructions, drain, and set aside to cool.
04 -
In a large bowl, combine the cooked beef, pasta, chopped sweet pepper, diced onion, grape tomatoes, shredded lettuce, shredded cheddar cheese, French dressing, and crushed Doritos; toss until well mixed.
05 -
Top the salad with sour cream as a garnish before serving.