Corned Beef with Horseradish Cream Sauce

Name: Corned Beef with Horseradish Cream Sauce
Prep time: 15 min
Cook time: 2 h 30 min
Total time: 2 h 45 min
Cuisine: European, American
Ingredients: 3 lbs corned beef brisket (3-pounds corned beef brisket); 2 oz bay leaf (4 bay leaves); 12 oz pale ale beer (Guinness pale ale beer (12oz.)); 1 cup yellow onion (1 onion, peeled and halved); 2 cups carrots (6 carrots, peeled and halved); 32 oz cabbage (1 cabbage, quartered and cored); 36 oz potatoes (6 boiling potatoes, scrubbed); 0.5 cup sour cream (1/2 cup sour cream); 4 tbsps horseradish (3-4 tablespoons cream horseradish); 0.52 oz scallions (1 finely chopped scallions)