Preheat the oven to 400ºF.
Next, you have to line a baking sheet with parchment paper and set it aside.
Scrub sweet potato, poke with a fork, and roast in the oven until soft and tender.
Remove all the ingredients from the oven and set them aside.
When cool to handle peel and chop into bite-sized pieces.
Heat oil in a skillet over medium-high heat, add bell pepper strips, and cook until edges are golden brown.
Divide cooked quinoa into half and add to the base of two bowls,
Top with sweet potatoes, black beans, corn, lettuce, guacamole, and cilantro.