1/2 tsp. Sesame seeds
1/2 tsp. Flaky sea salt, divided
1 cup Thinly sliced red onion
1 Small red bell pepper
1/4 tsp. Cayenne pepper
2 Garlic cloves, minced
1 tbsp. Minced peeled fresh ginger
3 tbsp. Olive oil, divided
3 tbsp. Fresh lime juice
1/4 cup Hoisin sauce
6 Medium brussels sprouts
13 pounds Skin-on salmon fillet