BOOK SIGNING: Philip Greene, author of “To Have and Have Another: A Hemingway Cocktail Companion,” signs copies of the book and makes three versions of the Jack Rose cocktail (for purchase). 7 p.m.-midnight. Free. Last Exit, 3155 Mount Pleasant St. NW. firstname.lastname@example.org.
WINTER FESTIVAL: Sample winter brews Thursday, 4-8 p.m., and wines Friday, 4-8 p.m., and Saturday, 11 a.m.-4 p.m. Free. Oakton Wine Shop, 2952A Chain Bridge Rd., Oakton. 703-255-5425. www.oaktonwineshop.com.
VINEGAR TASTING: Sample juniper and cherry balsamic vinegars. 4-6 p.m. Free. Olio2go, 8400-H Hilltop Rd., Fairfax. 703-876-4666. www.olio2go.com.
WINE TASTING: Meet Priorat winemaker Silvia Puig and taste a selection of red and white Vinedos de Ithaca wines from Spain. 4-7 p.m. Free. Chain Bridge Cellars, 1351 Chain Bridge Rd., McLean. 703-356-6500. www.chainbridgecellars.com.
COOKING CLASS: Washington Post interim Food editor Bonnie S. Benwick walks participants through the recipe-writing process of notating ingredients and directions. Class includes an edible “quiz,” which serves as a light lunch. 11 a.m. $85. Hill Center at the Old Naval Hospital, 921 Pennsylvania Ave. SE. 202-549-4172. www.hillcenterdc.org.
WINE TASTING: Taste Barolo, Barbera and Dolcetto from Italy’s Piedmont region. Noon-4 p.m. Free. Chain Bridge Cellars, 1351 Chain Bridge Rd., McLean. 703-356-6500. www.chainbridgecellars.com.
WINE DINNER: The meal celebrates the Feast of the Seven Fishes. 6:30 p.m. $140, including tax and gratuity. Primi Piatti, 2013 I St. NW. www.aiwf.org/dc.
“END OF DAYS” DINNER: Feast with wine pairings to mark what some interpret as the end of the Mayan calendar. 8:45 p.m. $180, not including tax and gratuity. Poste, 555 Eighth St. NW. 202-783-6060. www.postebrasserie.com.
WINE CLASS: Taste seven champagnes paired with small bites. 7 p.m. $65. Chain Bridge Cellars, 1351 Chain Bridge Rd., McLean. 703-356-6500. www.chainbridgecellars.com.
SEND NOTICES to: To Do, Food, The Washington Post, 1150 15th St. NW, Washington, D.C. 20071, or e-mail email@example.com, 14 days in advance.