If you’ve ever stared at a massive Boston butt and thought, “How long is this thing going to take?” — you’re not alone. Cooking a Boston butt isn’t complicated, but it does demand patience. This cut of pork rewards those who go low, slow, and steady. Rush it, and you’ll end up chewing instead of smiling. Let’s break it all down so you know exactly how long to cook a Boston butt, no matter which method you use.