Dehydrated Mash Potato

They are low in fat, high in potassium, and only have 150 calories per potato/serving. These are not empty calories either. There's actual great vitamins and nutrients in those calories. So, nutrition and calorie-wise, potatoes are great to add to your diet.

Cooking method,  
Cover with boiling water, let Re-hydrate for 20 minutes, add spices, and cook like normal fresh vegetables.