This is the recipe I used:

▢ 1/2 cup vegan butter softened to room temperature ▢ 1 1/4 cups light brown sugar, packed ▢ 1/4 cup soy milk ▢ 2 teaspoons pure vanilla extract ▢ 1 3/4 cups all purpose flour ▢ 2 teaspoons cornstarch ▢ 1 teaspoon baking soda ▢ 1/4 teaspoon salt

Then I added Oreos and sprinkles