Sara Haas, R.D.N. Sara Haas, R.D.N, is a food and nutrition expert with formal training in culinary arts. She has been a registered and licensed dietitian since 2002 and a professional chef since 2008. She works as a consultant chef and dietitian with a focus on freelance writing, recipe development, and food photography. Sara is the author of the Taco! Taco! Taco! cookbook and co-author of the Fertility Foods Cookbook. Her cooking, nutrition, and food expertise have been featured in all forms of media. She also loves conducting cooking demonstrations and enjoys speaking at conferences, expos, and other engagements. About Shape Shape is an award-winning digital fitness, wellness, and beauty destination that offers inclusive, trusted, and empowering expert-led guidance and advice for anyone at any point in their wellness journey. Our library of more than 11,000 stories reaches more than 7 million readers monthly who want to prioritize their health, have fun, and lead an active lifestyle while also cutting through the noise of quick fixes and unvetted fads.