{Slow-Cooker} Italian Red Wine Roast Beef

Bahan-bahan (6 porsi)

• 2½ pounds beef round roast
• 1 small onion (sliced thinly)
• ½ cup water
• ½ cup red wine (cabernet, merlot, or pinot noir work well )
• 1 teaspoon basil
• ½ teaspoon thyme
• ½ teaspoon marjoram
• 1 teaspoon kosher salt
• ¼ teaspoon freshly ground black pepper