WHAT'S THE OCCASION? By Susan Spungen As you may have noticed, spring is here. The days are getting longer, the birds are singing flirtatiously, and the mild weather is greening up the scenery. Add seasonal events like graduations, bridal showers, and Mother's Day, and there's one conclusion that's pretty hard to escape: It's time to throw a party. Whatever your excuse, this mostly make-ahead menu will suit the occasion perfectly. All of the elements are light, fresh, and supremely adaptable—move the buffet to a different room or just change the table setting, and you'll be ready for anything from a best friend's engagement bash to a Sunday brunch for Mom. Preview the menu. Prepare your feast with this handy guide on what to make when. Be a food critic! Try a recipe and let us know what you think! Photo credits: Photograph, Christopher Baker; Styling, Philippa Brathwaite