Dietitians Spilled Their Favorite Costco Foods and Basically Rewrote My Grocery List

"I add ground flax and chia seeds to a lot of my meals and snacks, such as morning smoothies, on top of avocado toast, or even sprinkled in salads. They add a boost of both fiber and healthy fats and are cost-effective to buy in bulk. I just stash them in my freezer to extend their shelf life." — Emily Cooper