Heat the oil in a pan. Sauté onion and peppers until softened, add beans and cook for 4 mins and season with salt and pepper.
Transfer the contents into a bowl.
Warm the tortilla in a pan.
Spread each tortilla with 1 tbsp of salsa and sour cream, and other layer 1/4 cup beans mixture,1/3 scrambled egg and cheese, diced avocado , season with salt & pepper.