Instant Pot Corn Chowder

Ingredients (14)

• 4 strips bacon, diced
• 3/4 cup chopped onion
• 1/2 cup chopped celery
• 2 cloves garlic, minced
• 1 pound potatoes, cut into 1/2-inch dice
• 3 cups corn, fresh or frozen
• 3 cups low-sodium chicken stock
• 3/4 teaspoon kosher salt
• 1/2 teaspoon freshly ground black pepper
• 2 tablespoons cornstarch
• 1 1/2 cups half-and-half, or light cream
• 2 tablespoons chopped parsley
• Sliced  green onions, for garnish, optional
• 1/4 cup shredded cheese, for garnish, optional