2 tb Oil or lard
1    Clove garlic (optional)
1/2 c  Minced onion (optional)
1 tb Flour
1 c  Water
1 c  Diced green chili
1    Salt to taste

In oil in a heavy saucepan, saute garlic and onion. Blend in flour with
wooden spoon. Add water and green chili. Bring to a boil and simmer,
stirring frequently, for 5 minutes.