Add a few drops of pink food coloring if desired. (mynameisyeh.com)
Beat buttercream on high speed until thick, glossy, and fluffy, about 4 minutes, then beat in vanilla bean and pink food coloring until tint is as desired. (lapechefraiche.com)
It's true: Dried, crushed insects (called carmine or chochineal extract) are used as pink food coloring in some yogurts. (health.com)