Optional: Shred some cabbage (red or green is fine!) and toss with salt and lime juice. Let sit until the cabbage has slightly softened.
Heat extra virgin olive oil in a skillet on medium-high heat. Add onion. Cook for 2-3 minutes. Add bell peppers. Cook for 5 minutes more.
Add Nacho ‘Banzos and simmer all together for 1 minute. Turn off heat and let sit.
Slice avocado. Wash and chop cilantro.
Warm corn tortillas directly on stovetop (if a gas stove), or in a hot skillet, flipping each after about 30 seconds. Stack them on a plate and wrap stack in a clean dish towel to retain heat.
Assemble tacos with Nacho 'Banzo filling, avocado, slaw, avocado, and cilantro. A few halved cherry tomatoes will make the tacos slightly harder to handle, but even more delicious!