Baked Potato Soup

2/3 c butter/margarine
2/3 c flour
7 c milk
4 large potatoes, baked, cooled, peeled, cubed
12 bacon strips -- cooked and crumbled
1 1/2 c shredded cheese
8 oz sour cream
3/4 tsp salt
1/2 tsp pepper

In saucepan, melt butter and whisk in flour.   Heat and stir until smooth.   Gradually add milk, stirring constantly, until thickened.    Add potatoes.   Bring to a boil, stirring constantly.    Reduce heat and simmer for 10 min.   Add remaining ingredients and stir until cheese is melted.