The phrase "extra spinach" means to have or get more than what is usual or expected, like having extra power or energy. It can also refer to having more of something good or nutritious, like having extra health benefits from eating spinach.
Sentences with «extra spinach»
I doubled the recipe and added a little extra spinach. (yupitsvegan.com)
It didn't take long to put this dish together and I added a little extra spinach. (wholefully.com)
Lunch was leftover salad from the previous night (enhanced with extra spinach and carrots) topped with a HUGE portion of salmon. (hungryhungryhippie.com)