Prep your onions, garlic, bell pepper. Rinse and drain your black beans. Open your tomatoes!
In a large pan over low/medium heat, add olive oil and onions and garlic. Saute for about 7-8 minutes until onions start to brown (if garlic starts burning, lower heat).
Add bell peppers to the pan and saute for 4-5 minutes, until they are soft.
Add the black beans, tomatoes, corn, and spices and mix everything together. Bring dish to a boil, then lower heat to simmer for 5-7 minutes.
Add in cooked quinoa and cook for 2-3 minutes, mixing everything together.
Top with sliced avocado and fresh cilantro and ENJOY!