Cut sweet potatoes into 1/2" cubes. Toss with salt, pepper and one tbsp oil. Spread on a large baking sheet. Bake at 375℉ for 20 minutes.
Push potatoes to one side of the pan. Add chicken. Sprinkle with salt and pepper. Bake 20 minutes. Cube chicken.
In the mean time, in a skillet, with oil, cook onions, garlic, chili powder, coriander, cumin and cayenne pepper until onions are soft.
To the skillet, add chicken, sweet potatoes and beans. Cook until all is heated through. Stir in Cheese.
Serve on tortillas with or without optional toppings and enjoy!