Laura Prepon Begins 'Stash Plan' Ahead Of Book Release!

Laura Prepon bundles up as she steps out to pick up some fresh groceries at the Venice Beach Farmers Market on Sunday (January 3) in Venice, Calif.

“Back on my Stash Plan after the holiday festivities! #soakinggrains #thestashplan #mealprep #2016 #nourishbodyandsoul,” the 35-year-old Orange is the New Black captioned with her Instagram post that same day.

PHOTOS: Check out the latest pics of Laura Prepon

Laura and her nutritionist pal Elizabeth Troy‘s upcoming book “The Stash Plan,” which hits stores everywhere on March 1, outlines the 21-day food preparation-based detox plan.

FYI: Laura is carrying a Gucci handbag.

15+ pictures inside of Laura Prepon shopping for groceries at the farmers market…