CUPCAKES
1 cup unsweetened soy milk
1 teaspoon apple cider vinegar
3/4 cup granulated sugar
1/3 cup canola oil
1 teaspoon vanilla extract
1 teaspoon peppermint extract (not mint extract)
1 cup all-purpose flour
1/3 cup unsweetened cocoa powder
1/2 teaspoon baking powder
3/4 teaspoon baking soda
1/4 teaspoon salt

FROSTING
1/4 cup vegetable shortening (non-hydrogenated preferred)
3 cups powdered sugar, sifted if lumpy
1/8 cup, or more or less to taste, unsweetened soy milk
2 teaspoons peppermint extract (not mint extract)
1/2 teaspoon vanilla extract