Beat powdered cane sugar with Vegan butter until fluffy in a large bowl.
Add vanilla extract and beat well.
Fold in flour and stir until the dough comes together.
Refrigerate the dough for 30 minutes.
Preheat oven to 325F. Line two baking sheets with parchment paper.
Roll the dough between two pieces of parchment paper to ⅓ inch thick.
Cut out the dough using a cookie cutter. Gather the dough and roll it out again until all is used.
Arrange the cookies on two baking sheets lined with parchment paper.
Bake the cookies for 12-15 minutes.
Cool completely on a wire rack before serving.