Salmon Tacos with Avocado Sauce

Name: Salmon Tacos with Avocado Sauce
Prep time: 20 min
Cook time: 10 min
Total time: 30 min
Cuisine: American, Mexican, Latin American, TexMex
Ingredients: 1 pound wild caught salmon fillets, skin on; 1 tablespoon cumin; 1 teaspoon each chili powder, smoked paprika, and garlic powder; 3/4 teaspoon kosher salt; 2 tablespoons olive oil, plus one drizzle; 1 tablespoon butter (or more olive oil for dairy free); 1 tablespoon lime juice; 1 ripe avocado; ½ cup Greek yogurt (or sour cream); 3 tablespoons fresh lime juice; 2 handfuls fresh cilantro, leaves and tender stems, plus more for garnish; ½ teaspoon kosher salt; 1/2 cup pico de gallo (aka fresh salsa, available in the grocery refrigerated section); 1 cup chopped fresh pineapple rings, optional (see Step 6); 8 flour or corn tortillas; Red onion, for garnish