Chicken Tetrazini

3 tbs flour
1/2 stick butter
2 cups milk
1 green bell pepper, chopped
1 can mushroom soup
1 cup cheddar cheese, shredded
1 small jar pimentos
1 tsp garlic powder
1 tsp salt
3 cups chicken, cooked
12 oz spaghetti noodles

1. Melt butter in quart pan and smooth with flour.
2. Slowly add milk.
3. Add rest of ingredients.
4. Cook noodles, drain, and add to chicken mixture.