Prime Rib Side Dish with Garlic Mashed Potatoes - Taste Dessert

Ingredients

• 1 Standing Rib Roast (3 bones, approx. 6.5 lbs)
• 3 tbsp Kosher salt
• 2 tbsp Coarsely ground black pepper
• 4 cloves garlic, minced
• 2 tbsp Fresh rosemary, finely chopped
• 2 tbsp Fresh thyme, finely chopped
• 3 tbsp Olive oil
• 5 lbs Yukon Gold potatoes, peeled and cubed into 1-inch pieces
• 8 cloves garlic, smashed and peeled
• 1 cup Unsalted butter
• 1.5 cups Heavy cream
• 1 cup Whole milk
• 2 tsp Sea salt
• 1 tsp White pepper
• 2 tbsp Fresh chives, finely minced