Dice and cook sweet potatoes in a bit of olive oil at 350° until done.
In a cast iron pan, layer tortillas, beans, cooked sweet potatoes, part of the onions, & part of the shredded cheese in 2 layers, dumping enchilada sauce over it evenly, and cook at 350° until bubbly (approx 20 minutes)
Top layers with raw eggs and a little more cheese. Then replace in oven, switching to the broiler (high)
Finnish with fresh ingredients, including the remaining raw onions and serve