Microwave 2 sweet potatoes in their wrappers on high, 6-8 min; carefully cut in ½, scoop flesh out of skin + into a bowl; mash using a fork + season with salt/pep, cover + set aside

Meanwhile, heat lightly oiled skillet over med-high; pat chicken breasts dry + sear 2 min per side until warmed through

Heat 1 tbsp oil in skillet over med-high; add asparagus, salt/pep + sauté 5 min; reduce heat to medium, add 2 tbsp water, cover + steam 2 min or til bright green + tender

Heat skillet over med + add 2-4 tbsp butter; cook butter while stirring til browned 2-3 min; stir browned butter into sweet potatoes; divide all to plates