Vegan-Friendly Caramel Buttercream Recipe

Stir the margarine and brown sugar together in a pan. Bring to a boil over medium-high heat stirring constantly and cook for 1 minute until dark brown. Remove from heat and whisk in the soy milk and vanilla extract until smooth.

Beat the shortening together with 2 cups confectioners' sugar in a mixing bowl until well blended. Continue beating and gradually add the brown sugar mixture alternating with the remaining confectioners' sugar.