1/2 c vegetable oil
1/3 c chopped onion
5 cloves garlic, minced
1/2 c flour
4 tsp nutritional yeast
4 tbsp soy sauce
2 c vegetable broth
1/2 tsp dry sage
1/2 tsp salt
1/4 tsp pepper

heat oil over medium heat. 
saute onion and garlic until soft, about 5 minutes
stir in flour, nutritional yeast, and soy sauce to form a smooth paste
whisk in the broth.
add sage, salt, pepper.
bring to a boil.
reduce heat and simmer, 8-10 minutes, or until it's the consistency you want.