Manni's Steak Fajita Salad

Ingredients

• 1 (1-pound) skirt steak
• 1 teaspoon cumin
• 1 teaspoon paprika
• 1 teaspoon kosher salt
• 1 teaspoon ground black pepper
• 1/2 teaspoon chili powder
• 1/4 teaspoon onion powder
• 1/4 teaspoon garlic powder
• 1/4 teaspoon dried Mexican oregano
• 2 tablespoons white wine vinegar
• 2 tablespoons lime juice
• 1 clove garlic, smashed
• 1 cup cilantro leaves, loosely packed
• 2 teaspoons honey or agave, optional
• 1/2 teaspoon kosher salt
• 1/2 teaspoon ground pepper
• 1/2 cup extra-virgin olive oil
• 2 tablespoons avocado oil or olive oil, divided
• 1 medium yellow onion, cut into 1/2-inch slices
• 1 medium red bell pepper, cut into 1/2-inch slices
• 1 medium green bell pepper, cut into 1/2-inch slices
• 1 head romaine lettuce, chopped
• 1 (16-ounce) carton cherry tomatoes, halved
• 2 avocados, sliced
• 4 tablespoons queso fresco, optional, crumbled