Carne Guisada

Name: Carne Guisada
Ingredients: 1 (3-pound) boneless beef chuck roast; 4 cloves garlic; 2 medium limes; 2 (0.4-ounce) cubes chicken bouillon; 1 tablespoon kosher salt; 1 1/2 teaspoons dried oregano; 1 teaspoon freshly ground black pepper; 2 large green bell peppers; 1 large yellow onion; 1 cup pimento stuffed manzanilla olives; 1 cup fresh cilantro leaves and tender stems, plus more for garnish; 2 tablespoons olive oil; 2 tablespoons packed light or dark brown sugar; 3 tablespoons tomato paste; 1 tablespoon all-purpose flour; 1 (32-ounce) carton low-sodium beef broth (4 cups); 1/2 cup drained capers; Cooked rice, for serving