The phrase "extra quinoa" refers to having more of a healthy grain called quinoa than what is usually included in a meal. It means you have an additional amount of quinoa.
Sentences with «extra quinoa»
Note: You will likely have extra quinoa mixture left over. (runladylike.com)
You could also add a little extra quinoa or some breadcrumbs to make them firmer. (caseyjade.com)
For this bowl, I added extra quinoa for my vegan protein source (plus a sprinkling of hemp seeds!) (theglowingfridge.com)