| Preheat oven to 350°F |
| Prick the potatoes all over with a fork |
| 4 large russet baking potatoes | bake 350°F 60 to 75 min, until tender | cool slightly, peel and cut in 1-in cubes | add, simmer 10 min | stir in until cheese melts | ladle into bowls, top with |
| 2/3 cup butter | melt over medium heat | whisk in, cook 1 min | whisk in gradually, simmer until thickened |
| 2/3 cup all-purpose flour |
| 1 tsp salt |
| 1/2 tsp ground black pepper |
| 6 cups milk |
| 1 cup sour cream |
| 1 1/2 cups sharp cheddar cheese, shredded |
| 12 slices bacon | cook crisp, drain and crumble |
| 4 green onions, thinly sliced |