Preheat oven to 350

Brown ground beef

Add onion, bell pepper and jalapeño . when cooked, drain grease.

Mix in taco seasoning according to package

when done, add can of rotel

Place one flour tortilla at bottom of round baking pan

Add 1/3 of ground beef mixture.

Add handful of doritos, spread out evenly

Add 1/3 cheese

Repeat beginning with another tortilla

After 3 layers, place 4th tortilla on top.

Bake for 15-20 minutes

Top with sour cream!