According to Toby Fox, what was the method to creating the initial tune for Megalovania?

According to Toby Fox, the method used to create the initial tune for "Megalovania" was singing into a microphone. This approach emphasizes the importance of translating melodies and musical ideas from one's own voice onto a recording device. By using the voice as an instrument during the creative process, Toby Fox was able to generate the initial melody and then further develop it into the iconic tune that has become synonymous with the game "Undertale."