Mar 23, 2019 · Dairy-Free Buttercream Frosting vs. Buttercream Frosting. The two main differences between traditional and dairy-free buttercream frosting are: The dairy butter is replaced with vegan butter. The whipping cream or milk is replaced with non-dairy milk. Nov 26, 2018 · Soft, vegan sugar cookies with crispy edges, for all your holiday needs. Have fun with different cookie cutters, easy icing and sprinkles of course! After much trial and error, I finally have the perfect recipe for soft cut-out vegan sugar cookies.