Mix the salt, chili powder, cumin, paprika, onion powder, and black pepper together. Rub the salmon fillets with olive oil and this seasoning mix.
1 tsp kosher salt, ½ tsp ancho chili powder, 1 tsp ground cumin, 1 tsp ground paprika, 1 tsp onion powder, 1 tsp ground black pepper, 2 lbs salmon fillets, 1 tbsp olive oil
Refrigerate for at least 30 minutes.
Combine the avocado, onion, lime juice, and cilantro. Chill until serving time.
1 avocado, ½ red onion, 2 limes, 1 tbsp chopped fresh cilantro
Preheat the grill to medium (350-375°F).
Grill the salmon to desired doneness (about 3-4 minutes per side).
Top with avocado salsa and enjoy!