질문하기
Put dark chocolate and butter in a microwave-safe mug, microwave for 30 seconds, then mix.
Add sugar, milk, and egg, and mix thoroughly.
Sift cake flour and cocoa powder into the mixture, stirring well to avoid clumps.
Microwave the mug at 700W for 1 minute and 30 seconds.
Cool slightly, then top with nuts or fruit as desired.
