Combine pork chops, mushrooms, water, beef cube, salt, and pepper in a slow cooker.
Slow cook on high setting for 3 to 4 hours.
Remove the pork chops and arrange in individual plates. Leave the sauce in the slow cooker.
Meanwhile, pour-in the water with cornstarch on the remaining sauce. Stir. Note: add water if needed.
Pour-in the mushroom gravy (sauce) over the pork chops.
Serve with brown rice. Share and enjoy!