Restaurateur (with Mario Batali), son of Lydia, winemaker, and author, Joe Bastianich will hold court in San Francisco May 20 for two delicious events.

First up, 5 p.m. to 6:30 p.m., Bastianich (whose restaurants include Del Posto in New York; B&B Ristorante in Las Vegas; and Pizzeria and Osteria Mozza, both in Los Angeles) will host a talk, tasting, and book signing at Spuntino di Ottimista on Union Street in San Francisco.  Enjoy tastes of his wines from the Bastianich and La Mozza labels, as he signs copies of his book, “Vino Italiano” (Clarkson Potter). Price for the event is $20.

Next, join him at Ottimista Enoteca-Café across the way. This wine dinner also will feature Chrystal Clifton of Palmina, the Santa Barbara winery that specializes in Italian varietals.

This is a six-course dinner, in which every course will be paired with a Bastianich and a Palmina wine of the same varietal. Price is $100 per person.

On Monday nights at San Francisco’s Waterbar restaurant, indulge in the “Shellfish & Champagne” special. For $60 per person, enjoy a three-course prix fixe dinner featuring shellfish, and accompanied by three sparkling wine selections. The menu will change weekly.

In the South Bay, Restaurant James Randall in Los Gatos will host an “Anglim Wine Dinner” with winemaker Steve Anglim on May 26.

Wines from the Paso Robles winery, known for its Rhone varietals and blends, will be paired with six courses that include roasted duck breast with cauliflower mash and cherry syrup; and grilled lamb loin with fava beans.

Price is $85 per person.

At Saratoga’s Sent Sovi, Tuesdays are now devoted to a new $45 menu.

Yes, each Tuesday night will feature a different three-course prix fixe menu with wine pairings.