Vegan Cheese Sauce for Quesadillas

1/2 cup + 1 1/2 cups vegetable broth
1/4 cup unbleached flour
2 tbsp nutritional yeast
1 tsp garlic powder
1 tsp cumin
1/4 cup Daiya vegan cheddar shreds
optional:
1/2 tsp chili powder
1/2 tsp onion powder
1/2 tsp garlic salt
1/4 tsp chipotle powder

In a frying pan, simmer 1 1/2 cups vegetable broth over medium heat. In a small bowl, whisk together 1/2 cup vegetable broth and unbleached flour until dissolved. While whisking, add flour mixture to vegetable broth. Add nutritional yeast and spices. Simmer for 10 minutes or until thickened, stirring occasionally. Add vegan cheddar and whisk until melted.