Instant Pot beef arm roast is a delicious main dish that pairs so well with any side for a tasty dinner or lunch. This beef arm roast is made with onions, beef broth, balsamic vinegar, garlic, Worcestershire sauce, soy sauce, and more simple ingredients that come together for a flavorful meal. Pressure cooked beef arm roast makes the best easy dinner or lunch for any occasion. Try this recipe today!