This carnivore-ish slow-roasted lamb shank recipe is very easy and uses only a few simple seasonings but yields delicious tender melt-in-your-mouth lamb shanks. Ingredients 5 lamb shanks (about 3.5 to 4 lbs or 1.6 to 1.8 kg) 1½ tsp sea salt 1 tsp rosemary 1 tsp thyme ½ tsp pepper 1 cup bone broth 2