Smashed Potatoes with Roasted-Garlic Gravy Recipe | Epicurious

Ingredients

• 1 large head garlic
• 2 tablespoons olive oil plus additional for drizzling
• 1 leek, quartered and washed
• 1 onion, left unpeeled, quartered
• 2 carrots, quartered
• 1 parsnip, quartered
• 2 celery ribs, quartered
• 1 Turkish or 1/2 California bay leaf
• 1/2 teaspoon black peppercorns
• 1 1/2 cups dry white wine
• 1/3 cup soy sauce
• 6 cups cold water
• 4 pounds boiling potatoes
• 3 tablespoons unsalted butter, cut into pieces
• 3 tablespoons extra-virgin olive oil
• 5 tablespoons unsalted butter
• 1/3 cup all-purpose flour