slow-cooker scalloped potatoes & ham

Ingredients

• 5 - 6 medium potatoes, i use russet
• 1 can (10 3/4 ozs.) condensed cream of mushroom soup
• 1 cup water, or use the can to measure approximately
• 1 cup shredded cheese, i use packaged preshredded mexican four cheese
• 1 teaspoon montreal steak seasoning
• 1/2 teaspoon each, salt and pepper or to taste
• 1/4 teaspoon each, garlic powder and onion salt or powder
• 1/4 - 1/2 cup chopped ham or canadian bacon, smoked