Southwest Steak Salad with Fried Plantains

For salad:

• 6 ounces skirt steak
• 1/2 teaspoon smoked paprika
• 1/2 teaspoon chili powder
• 1/2 teaspoon cumin
• 1/2 teaspoon kosher salt
• 1/2 teaspoon black pepper
• 1 ripe plantain
• 2 tablespoons olive oil
• 2 cups chopped romaine lettuce
• 1/2 ripe avocado thinly sliced
• 1/2 cup halved cherry tomatoes
• 1/4 cup black beans
• 1/4 cup corn kernels lightly steamed
• 1/4 cup tortilla strips
• 1/4 cup cotija cheese crumbled

For dressing:

• 1 cup packed cilantro
• 3/4 cup Greek yogurt
• 2 tablespoons olive oil
• 3 cloves garlic
• ¼ cup lime juice freshly squeezed
• 1 tablespoons lime zest freshly zested
• ¼ teaspoon kosher salt or to taste