In a large pan, heat the tablespoon of oil and add the peppers and onions. Cook until browned and sprinkle with a pinch of salt and Latin seasoning mix.
Add the beans to the mixture and gently combine. Rinse and drain canned beans.
Heat the flour tortillas and add the vegan bean fajitas to prepare the tacos. Serve them with avocado, cilantro, and Mexican spicy salsa.