Pansino's grandmother had a passion for baking that Pansino inherited.[2] She began her YouTube channel after she was encouraged by a few of her professional YouTuber friends. She started to make videos on YouTube to get more comfortable in front of a camera. Her baking show started after she filmed the process of making themed treats at a party and gained momentum as her viewers began to enjoy it and started to request more.[3] Because she never saw a geeky baking show on television or the Internet, Pansino decided to create her own.[4] Rosanna Pansino has uploaded more than 100 cake, cookie and cupcake recipes as part of the Nerdy Nummies series. Its success has driven her channel to 3.5 million total subscribers and an average of 50 million views per month. Pansino's creative combination of two seemingly very different genres, her consistent programming and her savvy annotation strategy have all contributed to her success on YouTube.