Slow Cooker Oxtails. Ingredients 1 tablespoon vegetable oil 3 pounds beef oxtail, cut into pieces 1 ½ pounds russet potatoes, peeled and cut into chunks 4 carrots, peeled and cut into large chunks 3 stalks celery, cut into large chunks 1 onion, chopped 1 (15 ounce) can tomato sauce 1 … How to Cook Oxtails in a Crockpot Oxtails Are Really, Really Tough.

Whether Southern or Jamaican style, slow cooking oxtails is the easiest way to cook them.

Slow cooker Oxtails is the perfect comfort meal that’s super easy to make and fall off the bone good. Cooking Oxtails Takes Patience.