Shellie's Chicken Gravy for Hawaiian Haystacks

4 T. butter
4 T. flour
2 c. chicken broth
2 c. water
2 T. soy sauce
1 tsp. garlic powder
3-4 c. diced chicken
1/2 tsp. pepper

Melt butter in a large saucepan over low heat. Add flour, and continue to stir over medium heat until bubbly. Add broth, water, soy sauce, garlic powder, chicken and pepper. Simmer for 5 minutes. Can be frozen in gallon bags. Cool first. Thaw and reheat until bubbly.