My First Meatloaf (w/ homemade mashed potatoes, brown gravy & glazed carrots)

ingredients:
5 Idaho Potatoes,
Pam Cooking Spray,
1 pound of ground beef,
1/2 onion,
1 egg,
Badia Seasoning Salt,
Great Value Italian Seasoning,
Black Pepper,
Salt,
1/4 cup Great Value Bread Crumbs Italian Style,
Great Value Ketchup,
Premier Baby Carrots,
1 Cup of water,
1/4 cup of McCormick Brown Gravy Mix,
Country Crock Margarine,
Wawa Reduced Fat Milk,
McCormick Freeze-Dried Chives,
Mill Farms Cinnamon Sugar