Do you find that your bags of kale hit their ‘use by’ date before you can eat it all? Learn to make powdered greens and never waste another bag! During the winter when the garden has gone to bed, you may be purchasing large bags of kale, spinach, collards, and mustard greens for fresh salads. The post Never Waste a Bag of Kale Again! was written by Shelle and first appeared on Rockin W Homestead - Grow & Preserve | Improve Soil | Save $.