Lime wedges
1/4 tsp. Cayenne pepper
1 1/4 tsp. Kosher salt, divided
2 tbsp. Chopped fresh flat-leaf parsley
3 tbsp. Olive oil, divided
1/2 tsp. Ground cumin
1 tsp. Garlic powder
1 tsp. Light brown sugar
1 1/2 tsp. Black pepper
1 tbsp. Paprika
8 oz. Brussels sprouts, halved vertically
1 pound Sweet potatoes
4 Skinless salmon fillets