Trim your ham pieces of all extra fat and chop into bite-sized pieces.
Place the ham in a medium sized skillet over medium/high heat. Sear all sides of the ham until they turn slightly brown.
Chop the pear into bite-sized pieces.
Mix the pear, spinach, and ham together in a large bowl.
In a small bowl, whisk the vinegar, mustard, and pepper together.
Pour over salad, toss, and enjoy!