Skirt Steak Fajitas

Name: Skirt Steak Fajitas
Ingredients: 1 1/2 pounds outside-cut skirt steak; 1/2 cup olive oil; 1/4 cup lime juice; 1/4 cup soy sauce; 1 teaspoon kosher salt, plus more as needed; 1/2 teaspoon ancho chile powder; 1/2 teaspoon ground cumin; 2 tablespoons canola oil; 1 red bell pepper, stemmed and seeded, then sliced 1/2-inch-thick; 1 poblano chile, stemmed and seeded, then sliced 1/4-inch-thick; 1/2 yellow onion, sliced 1/4-inch-thick; Freshly ground black pepper; 12 warm corn tortillas; Serving suggestions: guacamole, pico de gallo, sour cream, shredded iceberg lettuce, pickled jalapenos