Why Shoppers Suspect The Butter From Aldi, Costco And Trader Joe's Is The Same Product - Chowhound

PJ McDonnell/Shutterstock Fan theories may have become popularized by the movies, but they're also prevalent in the food industry as well. That's especially the case when it comes to figuring out who the suppliers are for private-label brands in grocery and warehouse stores. Admittedly, some of the fun in sussing them out can be motivated by both the consumer wanting to ensure they're making a sound purchase, and…