Heat 1 tsp oil in skillet over med-high; add burgers, break into chunks + sear undisturbed 1-2 min; flip meat over, then break into small pieces; sauté 3-4 min more until fully cooked + no pinkness remains; set aside

Meanwhile, microwave sweet potato in wrapper on high 6-8 min (caution, that's a hot potato!); carefully cut in half + scoop potato flesh out of the skin + into a bowl; mash using a fork + season with salt/pep

Stack 4 tortillas on a plate + wrap with a damp paper towel; microwave 15-30 sec or until warm + soft

Add fillings to tortillas, drizzle on 1-2 tbsp chile per taco, then fold + enjoy!