Lew Robertson/Getty; Inset:Courtesy Lisa Lillien
Lisa Lillien is the author of the popular Hungry Girl website and email newsletter, featuring smart, funny advice on guilt-free eating. She is also the author of nine books, six of which debuted at number one on the New York Times Best Sellers list. Read her blog every Monday for slimmed-down celebrity recipes and more.
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Patrick T. Fallon/Bloomberg/Getty
Courtesy Sarah Jessica Parker; Inset: D. Dipasupil
Some people prefer cake and candles, but in the Parker-Broderick house nothing says Happy Birthday like a homemade omelet.
Courtesy Monkey Bar; Inset: XPX/Star Max/GC
Courtesy Alex Guarnaschelli
Alex Guarnaschelli is an Iron Chef, Food Network celebrity chef, author of Old-School Comfort Food and the executive chef at New York City’s Butter restaurants. Read her PEOPLE.com blog every Tuesday to get her professional cooking tips, family-favorite recipes and personal stories of working in front of the camera and behind the kitchen doors. Follow her on Twitter at @guarnaschelli.