Foliage Food and Wine Festival, workshops, tours, tastings and more. Various locations, Blue Hill. www.bluehillpeninsula.org. Today.

Hot Pot Harvest Stew, all-ages do-it-yourself harvest brunch; dig, pick and process garden vegetables, then add them to a stew. Registration encouraged. Coastal Maine Botanical Gardens, Boothbay. $4. 633-4333. Noon Sunday.

Halloween Cookie Decorating, University of Maine (Olsen Student Center), Farmington. Free. 778-7346. Monday.

Cooking Classes, Seagrass Bistro, Yarmouth. $75. www.seagrassbistro.com. “Scary Scaloppini,” 6 p.m. Tuesday.