Instant Pot Prime Rib Roast

Ingredients

• 4½ to 5 pounds rib roast
• 5 tablespoons extra-virgin olive oil
• 1 tbsp kosher salt
• 1 tbsp black pepper
• 2 tablespoons unsalted butter
• 3 cloves garlic (crushed)
• 1 shallot (halved)
• 1 tablespoon tomato paste
• 1 cup water
• 1 ½ cups dry red wine
• Horseradish Cream (recipe below)
• 1 cup sour cream
• ¼ cup jarred horseradish
• ¼ teaspoon white wine vinegar
• ½ teaspoon kosher salt
• ½ cup finely chopped shallot
• 2 tablespoons heavy cream
• Zest of 1 lemon