Mashed Potato Casserole

Directions

1. 1
   Boil potatoes in water to cover by 1 inch until tender. About 20 minutes.
2. 2
   Heat half-and-half, butter, garlic, mustard, and salt over medium low heat until smooth. About 5 minutes. Remove from heat and keep warm.
3. 3
   Drain potatoes and transfer to mixing bowl. Mix using an electric mixer on medium-low and slowly add half-and-half mixture until potatoes are smooth and creamy, about 2 minutes.
4. 4
   Add eggs 1 at a time until mixed well, about another minute.
5. 5
   Fold in chives.
6. 6
   Transfer to greased 2-quart baking dish. Make a nice little design in the top of the potatoes with a fork.
7. 7
   The dish may be covered and refrigerated for up to 24 hours - If so,let it sit at room temp for an hour before continuing.
8. 8
   Bake at 375 degrees until potatoes begin to brown.
9. 9
   Cool 10 minutes and serve.