I work at Trader Joe's. I swear by these 12 purchases every time.

As a Trader Joe's employee, I am familiar with a lot of the chain's products. However, only a few are staples in my cart each week. Heather Leith I work at Trader Joe's and regularly swear by a lot of the chain's products. In the freezer aisle, I love the fiocchetti, diner mac 'n cheese, and…