Potato Puff

Directions

1. 1
   Preheat oven to 350.
2. 2
   Lightly butter a 1-1/2 quart casserole.
3. 3
   In medium saucepan, heat water, margarine and salt.
4. 4
   Remove from heat.
5. 5
   Stir in milk and potato flakes.
6. 6
   Blend in egg, sour cream and cheese; mixing thoroughly.
7. 7
   Spoon into casserole.
8. 8
   Bake at 350 degrees for 20-30 minutes until lightly browned and puffed.