Step 1

Preheat oven to 450°F.

Step 2

Stir the white vinegar into the soy milk and set aside.

Step 3

In a medium bowl, mix together the flour, baking powder, sugar, and salt.

Step 4

Add the mayonnaise to the flour mixture and combine with a pastry cutter or fork to mix until crumbly.

Step 5

Add the soy milk and stir just until combined.

Step 6

On a floured surface, knead the dough just a few times – do not over mix.

Step 7

Pat out the dough to about a ½ inch thickness and cut into biscuits with a round cookie cutter or a glass.

Step 8

Place the biscuits on a parchment lined pan and bake for 10-12 minutes, until they begin to brown on top.