Crab Dip Mashed Potatoes

4 lbs Russet Idaho or Yukon Gold Potatoes (peeled and cut into pieces)1 pkg. 8 oz. cream cheese (softened to room temperature)1 cup sour cream1 teaspoon dijon mustard2 teaspoons hot sauce1 lb. Maine Crabmeat freshly picked (Friendly reminder to check for shells...