Instant Pot Beef Stew

Ingredients

• 6 pounds beef chuck, cut into 1-inch cubes
• 1 teaspoon salt
• ½ teaspoon black pepper
• 2 tablespoons vegetable oil
• 1 large onion, chopped
• 3 cloves garlic cloves, minced
• 2 tablespoons tomato paste
• 1 cup red wine or beef broth
• 3 cups beef broth
• 2 large carrots, cut into 1-inch pieces
• 2 celery stalks, cut into 1-inch pieces
• 1 pound baby potatoes, halved
• 1 tablespoon Worcestershire sauce
• 1 teaspoon dried thyme
• 1 teaspoon dried rosemary
• 2 tablespoons cornstarch
• 2 tablespoons water
• 1 cup frozen peas