Answer:
In a way that involves a long, slow cooking process, since mutton tends to be chewy if cooked quickly. Stewing mutton over a long time in the oven, in a wine-based sauce should work quite well - the acidity of the wine should be enough to break down some of the fibrous parts of the mutton, resulting in a tender stew.
First answer by Lizz1155. Last edit by Lizz1155. Contributor trust: 76 [recommend contributor recommended]. Question popularity: 2 [recommend question].