Add all mix ingredients to the base of a food processor or high-powered blender and pulse until well mixed.*
Cook elbows according to package, then drain.
Blend 1 cup of dry mix with non-dairy milk, butter, and miso paste.
Add to pot with cooked noodles and simmer for 2-3 minutes until sauce thickens.
Notes
*Can be stored in the refrigerator for up to 6 months, or in the pantry for 2 months.** We don't recommend subbing in alternative flours, like chickpea flour, almond flour or coconut flour.