1 medium spanish onion, cut into 1/2" (1.3-cm) julienne

Pulled Flank Steak in Red Wine Sauce (Ropa Vieja o Carne Ripiada)

Pulled Flank Steak in Red Wine Sauce (Ropa Vieja o Carne Ripiada)

Pulled Flank Steak in Red Wine Sauce (Ropa Vieja o Carne Ripiada)