This hearty beer-spiked beef stew is served with creamy mashed potatoes for a shepherd’s pie vibe. Beef and Mushroom Stew With Mashed Potatoes Active Time: 35 minutes Total Time: 50 minutes Serves 4 1 1/2 pounds yellow potatoes, scrubbed and cut into 2-inch pieces 1/2 cup low-fat milk 2 tablespoons unsalted butter 3/4 teaspoon salt, divided 1/2 teaspoon ground pepper, divided 1 tablespoon extra-virgin olive oil 1 pound lean ground beef 8 ounces cremini mushrooms, quartered 1 medium onion, diced 4 cloves garlic, minced 2 tablespoons all-purpose flour 16 ounces stout 1 cup low-sodium beef broth 1 tablespoon Worcestershire sauce 1 cup frozen peas and carrots Chopped fresh parsley for garnish Place potatoes in a large saucepan with enough water to cover by 1 inch. Bring to a boil. Adjust heat to maintain a lively simmer and cook until tender, about 30 minutes. Drain and return to the pan. Add …