Step one:
First draw a semicircle and connect it.
Step 2:
Then draw a small polyline in the middle.
Step Three:
Under the small polyline, draw vertical lines one after another. Pay attention to where the vertical lines appear.
Step 4:
Use wavy lines to draw the feeling of buttercream on the cake, and add two eyes.
Step 5:
Then draw a circle on top and add a line as the fruit on the cake.
Step 6:
Finally, paint it with nice colors, and the cup cake is ready.