Hawaiian Haystacks Sauce

from Mel's Kitchen Cafe

3 T butter
1/2 onion chopped
3 cloves garlic finely minced
1 tsp salt
1/2 tsp pepper
1/4 c. flour
2 c. milk
1 c. chicken broth

Melt butter and saute onion until soft and transluscent.  Add garlic and cook about 1 min.  Add flour and stir to combine.  Whisk in the milk and chicken broth.  Cook until sauce thickens.  Add cooked chicken.  Serve over rice with toppings of choice.