Slow Cooked Corned Beef - Certified Hereford Beef

Ingredients

• 1 Corned Beef Brisket Boneless with seasoning packet (2-1/2 to 3 pounds)
• 3 ribs celery, cut into 3-inch pieces
• 2 medium onions, cut into quarters
• 2-1/2 cups water, divided
• 1 bottle (12 ounces) beer
• 1 pound green cabbage, cut into thin wedges
• 1 pound red-skinned potatoes, cut into 2-inch pieces
• 6 to 8 baby carrots, trimmed or 4 medium carrots, cut crosswise into thirds
• 2 tablespoons butter, melted
• Chopped fresh parsley (optional)
• 1 jar (12 ounces) red currant jelly
• 3 tablespoons country Dijon-style mustard