I'm a chef with over 15 years of experience. Here are 12 tips I learned in culinary school that at-home cooks should know.

Tech Insider : Business
Knife slicing red onion
Dull knives are more dangerous than sharp ones.

Thanasis Zovoilis/Getty Images

Starbucks says it has cracked its comeback. The COO, charged with executing the strategy, explains what's coming next.

Tech Insider : Business
Starbucks COO walks onstage at an Investor Day event on January 29, 2026.
Starbucks COO Mike Grams told Business Insider about what's ahead for the coffee giant as it enters the next phase of its turnaround.

Courtesy of Starbucks

I'm an executive Costco member and mom of 4. Here are 9 items I always pick up during my shopping trips.

Tech Insider : Business
A woman standing in front of her car full of groceries in a winter coat covered in snow.
 As an executive member, I know all the best things to buy for my big family at Costco.

Olivia Brochu

We tried every item on Taco Bell's value menu, where everything costs $3 or less, and ranked them from worst to best

Tech Insider : Business, Economy
Taco Bell luxe value menu
Taco Bell's Luxe Value menu includes five brand-new items, along with some fan favorites.

Courtesy of Taco Bell

Starbucks' turnaround is showing progress. I can see why after I visited.

Tech Insider : Business, Travel
green drink from starbucks
A barista wrote "you rock" on my Iced Caramel Protein Matcha.

Katie Notopoulos / Business Insider

I worked at Trader Joe's for 3 years. I still come back all the time for these 8 underrated items.

Tech Insider : Business, Style
The writer's Trader Joe's cart, including chicken nuggets and overnight oats.
caption TK

Jasmine Ascencio

Starbucks wants to be your afternoon wellness stop with protein drinks and fiber snacks

Tech Insider : Business
A sign promoting Starbucks' protein cold foam stands outside one of the chain's locations at Atlanta's airport.
Starbucks CEO Brian Niccol said the coffee giant is continuing to expand its wellness offerings, including personalized energy drinks and protein and fiber snacks.

Smith Collection/Gado/Getty Images

Starbucks CEO says the 'Back to Starbucks' turnaround is starting to click — but one key metric still needs work

Tech Insider : Economy, Business
Starbucks cup being sipped by a woman
Did you order this extra fancy Starbucks drink? It could be off the menu!

Beata Zawrzel/NurPhoto via Getty Images

Leaked Starbucks org chart shows the most powerful people behind the coffee brand's turnaround

Tech Insider : Business, Technology
A close-up of Starbucks's siren logo, and its reflection in a window.
A leaked organization chart for Starbucks revealed the 10 people who report to CEO Brian Niccol

James Manning/PA Images via Getty Images

I rely on Trader Joe's frozen and refrigerated sections for quick, easy meals. Here are 10 premade items that taste homemade.

Tech Insider : Business, Style
Jennifer cooking dumplings and rice on the stove.
Trader Joe's premade meals are my go-to for quick, tasty dinners.

Jennifer Richmond

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