01 - Set the oven to 425°F.
02 - Toss diced sweet potatoes with 1 tablespoon olive oil, ground cumin, smoked paprika, chili powder, salt, and black pepper on a baking tray. Spread evenly and roast for 20-25 minutes, stirring halfway until tender and caramelized.
03 - Heat remaining 1 tablespoon olive oil in a large skillet over medium heat. Add red onion and red bell pepper; cook for 5 minutes until softened.
04 - Stir in minced garlic and cook for 1 minute until fragrant. Add black beans and cook for 2-3 minutes until heated through.
05 - Add roasted sweet potatoes to the skillet, tossing everything together. Adjust seasoning if needed.
06 - Heat tortillas in a dry skillet or microwave until pliable.
07 - Place the sweet potato and black bean mixture in the center of each tortilla. Sprinkle with shredded cheese and chopped cilantro.
08 - Fold in the sides of the tortilla and roll up tightly into burritos.
09 - Place burritos seam-side down in a skillet over medium heat for 2-3 minutes per side to crisp and melt the cheese.
10 - Serve immediately with lime wedges and optional toppings.