Itgen's and more classic Long Island ice cream shops to visit this weekend

Culinary nostalgia reaches its most delicious heights at Long Island’s vintage ice cream parlors. Flavors may change — no one was ordering birthday cake or maple-bacon during the Carter administration — but the pleasure of kicking back with a sundae or malted is timeless. Here are three classic shops that make their own ice cream and syrups, and whip their own cream.