Grate your zucchini using the medium side of the grater.
Add 1/8 tsp of salt. Mix and let sit for 15-30 minutes.
Strain out the juice from your zucchini.
Add all your dry ingredients to a separate bowl and mix until well combined.
Mix in your margarine.
Add in your shredded zucchini and shredded cheese.
Add in your homemade buttermilk and mix well.
Spoon out your mixture into a 2.5in biscuit cutter on a baking sheet lined with parchment paper.
Bake at 425℉ for 15-20 mins.