Muguette Siem A Sjoe, Owner and Creative Mind behind Melt is a foodie with a passion for creative haute-cuisine. Muguette, a successful fashion designer created a warm and welcoming interior to help you unwind and rev up for fun. Creative, Modern American Dishes. Executive Chef, Andres Valbuena carefully prepares fresh seasonal ingredients with a melting of flavors from around the world. Inspired by his world¹s travels and international culinary experience in South America, Europe and the U.S., Andres Valbuena adds a multi-cultural sensibility to his work. He comes to MELT after working with some of the most renowned chefs, including Thomas Keller, Michael Schwartz, Luis Andoni Anduriz, and Gordon Ramsey. nr. Fifth Ave.