Preheat oven to 450.
Using a knife and cutting board, slice 2-3 scallions/green onions and set aside.
Measure flour into a large bowl. Add salt, baking powder, baking soda and mix.
Melt vegan butter in a small pot and put aside.
Measure 1 cup of non-dairy milk in a liquid measuring cup and add apple cider vinegar and mix. Then add this liquid to your melted butter.
Add cheese and scallions to the bowl with the flour and mix.
Then add the butter and milk mixture to the flour mixture and stir until combined.
Place parchment paper on baking sheet and using a 1/4 cup measuring cup, scoop out the biscuit dough on to the baking sheet. You should have enough for about 12 biscuits.
Bake for 10-12 minutes or until golden brown.