If using chicken breasts, pat dry and season both sides with a pinch of salt and pepper. Follow same instruction as salmon in Step 4, roasting until chicken reaches minimum internal temperature, 16-18 minutes.
If using wild-caught salmon, pat dry and season flesh side with a pinch of salt and pepper. In Step 4, roast asparagus alone, 7 minutes. Then follow same instructions, roasting until salmon reaches minimum internal temperature, 6-8 minutes.