Mila Kunis  has officially crossed over into MILF territory, welcoming a baby girl  with fiancé Ashton Kutcher . And we're here to spill her biggest beauty secret — aside from her jaw-dropping looks — it's one product in particular that's the key to stealing her hotness. Mila is rarely spotted without charcoal eyeliner. While black might look a little severe, this softer hue gives Mila a come-hither, slept-in beauty look that's undeniably alluring. Plus, it makes her amazing eyes stand out even more. Try this trick, and emulate more of Mila's best beauty looks when you scroll down.
While attending the premiere of Third Person, Mila's dewy skin enhanced her mommy-to-be glow.
At the MTV Movie Awards, Mila flaunted her stunning engagement ring alongside a timeless red manicure.
At CinemaCon, Mila's glossy hair and orange-red lip made this understated look very chic.
At this year's Golden Globes, Mila opted for a low, tight bun and a smoldering purple smoky eye.
Early last year, Mila was out for the premiere of her film Oz the Great and Powerful looking like a classic beauty. Her hair was pulled back in a low chignon with sideswept bangs, while her makeup focused on thick black liner and peach tones on her cheeks and lips.
Mila styled her hair almost impossibly sleek and glossy at the premiere of her film Ted in 2012. She juxtaposed her simple hairstyle with a smoky metallic eye, thick black liner, and incredibly glossy pink lips.
Pulling her hair back into a tight bun, Mila kept her makeup look monochromatic at the 2012 Golden Globes. She stuck to ballerina pink for her eyes, lips, and cheeks — and a sexy swipe of winged liner.
Mila was the complete package at the New York premiere of Friends with Benefits in 2011. Her pin-straight hair, rosy cheeks, and glossy lips? So bombshell.
For Cosmopolitan's Fun Fearless Male Awards in 2011, Mila swept her sleek, shiny hair over one shoulder.
Mila opted for a sleek ponytail and smoky eye makeup for the White House Correspondents' Dinner Cocktail Party in 2011.
The back of her hair was intricately curled and twisted into an updo.
At the Academy Awards later that year, Mila opted for a more ethereal beauty look. With her twisted chignon and petal-pink lipstick, Mila was full-on feminine.
At the Golden Globes, Mila was sophisticated in a glamorous French twist and an amped-up bouffant.
Mila added a touch of honey highlights to her wavy hair at the Spike TV Guys Choice Awards. Her pinky-peach lips were a little bit sexy, a little bit sweet.
At the VH1 Rock Honors, Mila wore her hair in a kinky faux bob. Her big hazel eyes were framed by metallic-brown lids and long lashes.
A youthful Mila stuck to a pretty and fresh-faced look at an appearance on TRL. She kept her chestnut-brown hair loose and wavy.