The dings, whirrs, and beeps heard around Las Vegas this week aren’t from slot machines. Each January, the International Consumer Electronics Show (CES) takes over Sin City and this year, food is taking over CES.

Entering “food” or “cook” in the CES exhibitor search engine just a few years ago would have yielded zero results. But the record-breaking $1-billion-plus invested in food technology in the past quarter translates to a multitude of developing products, some of which companies showed off at CES.

Unfortunately, for now, what happens in Vegas stays in Vegas because most items aren’t available for purchase yet. But companies expect them to hit shelves sometime this year.

This year’s CES introduces TellSpec, the second portable calorie-counting food