Sauteed Pork Medallions With Port - With greens

500 g pork shoulder, thinly sliced 3 tablespoons soy sauce 3 tablespoons sake 2 teaspoons grated fresh ginger 2 garlic cloves , crushed 2 tablespoons[...]

3 tablespoons olive oil 1 large onion , halved lengthwise, then thinly sliced lengthwise 1/2 teaspoon salt ground pepper , to taste 4 pork loin chops, 1 inch[...]