Boil seeded peppers for a 10-15 minutes in a small pot
Puree in food processor peppers, onion, garlic salt and oregano.
Transfer back to the pot and add broth, mix well.
Boil additional 5-10 minutes to evaporate liquid and make sauce thick. Set aside
Heat oil in a pan. Place beans, corn, tomato, bell pepper and seasoning. Cook till tender, about 3-5 mins. Mix in a little bit of the enchilada sauce and stir to coat. Cook for a couple of minutes.
Heat tortillas in a skillet or pan on high heat, try not to make tortillas crisp, just warmer.
Cover every tortilla in sauce, place filling and roll.
Top enchiladas with additional sauce, garnish with chopped avocado and tomato and sprinkle scallions and cilantro.