TikTok user Mimi To posted a video of her mother using the handle of a pair of tongs to slice a perfectly even wedge of cake.
"It cuts perfectly, it is a perfect triangle you guys... life hack," Mimi narrates the video.
The clip racked up over 4 million views, with impressed commenters unable to believe they've never thought of it.
"Your mum is so fancy and I feel like she's one of those people who do the best stuff and act like it's nothing," one person observed.
"Oh my god this is amazing," wrote another
"I am SHOOKETH," wrote another.