Lomo Saltado Recipe - QueRicaVida.com

Ingredients

• 4 medium baking potatoes (about 1 lb)
• 1 tablespoon vegetable oil, plus additional as needed
• 1 1/2 lb thinly sliced beef sirloin steak
• 1 large red onion, halved, thinly sliced
• 4 plum (Roma) tomatoes, cut into thin wedges
• 1 tablespoon soy sauce
• 1 teaspoon red wine vinegar
• Salt and pepper to taste
• 2 medium green onions, cut into small matchstick pieces
• 10 cups hot cooked white rice