1 Phospholipids consist of a glycerol molecule, two fatty acids, and a phosphate group that is modified by an alcohol.  The phosphate group is the negatively-charged polar head, which is hydrophilic.
There are 120 calories in 1 serving of KFC Mashed Potatoes & Gravy. Calorie breakdown: 30% fat, 63% carbs, 7% protein.
One of the main reasons potatoes are considered fattening is that we load them up with cheese, sour cream, butter, and gravy (just a tablespoon of butter adds 100 calories to your spud). Some lower-calorie toppings include a few squirts of lemon juice, salsa, chopped vegetables, or beans.