Instant Pot Beef Stew - Macrostax

Ingredients

• 2 lb (907g) beef chuck roast
• 1 tablespoon olive oil
• 1 ½ cups (360g) roughly diced onion (about 1 large)
• 4 large carrots (184g) (cut into 1/2-inch slices)
• 3 garlic cloves (minced)
• 1 lb (454g) gold potatoes (1 ½-inch dice)
• 2 cups (452g) beef broth
• ¼ cup (66g) tomato paste
• 2 tablespoons (32g) balsamic vinegar
• 1 teaspoon dried rosemary (or 2 tablespoons chopped fresh)
• ½ teaspoon salt
• 2 tablespoons cornstarch
• 1 cup (160g) frozen peas