Mix it all together: Mix in the flour, mixed vegetables, potato, chickpeas, spices vegetable broth, and non-dairy milk. Mix well. Bring to a simmer for about 10 minutes to allow sauce to thicken.
1/3 cup all-purpose flour, 12 oz bag of frozen mixed veggies, 1 large russet potato, 30 oz chickpeas (2 cans), 1/2 tsp onion powder, 1/2 tsp dried thyme, 1/4 tsp dried sage, 1/4 tsp salt, 1/4 tsp black pepper, 2 cups vegetable broth, 1 cup unsweetened soy or almond milk