Rosanna Pansino is an American YouTuber, actress, author, and singer. She launched a cooking-themed YouTube channel Nerdy Nummies. Through Nerdy Nummies, Pansino showcased desserts inspired by popular video game and television characters. Pansino has also appeared in the hit NBC sitcom Parks and Recreation and the popular TV series Glee. She published The Nerdy Nummies Cookbook in 2015, which reached the New York Times best-seller list.