Lomo Saltado (Peruvian)

Ingredients

• 1 - 1 1/2 lb skirt steaks, petite fillets, hanger or 1 -1 1/2 lb flat iron steak
• 2 medium red onions, cut in half lengthwise
• 1 red bell peppers or 1 green bell pepper, cut into strips
• 1 -2 jalapeno pepper, seeds removed and sliced into strips (optional)
• 2 garlic cloves, minced
• 1/4 teaspoon sea salt
• 4 teaspoons red wine or 4 teaspoons sherry wine vinegar
• 4 teaspoons soy sauce
• 4 tablespoons olive oil, divided
• 1 teaspoon ground cumin
• 3/4 teaspoon ground black pepper
• 5 medium yukon gold potatoes, peeled and cut into French-fry like strips
• 1/2 teaspoon paprika
• 2 medium tomatoes, cut into wedges
• 1/4 cup chopped cilantro leaf