Step one:
First draw a small polyline.
Step 2:
Draw the same small polylines and connect them to form straws.
The third step:
Then draw two circles of ovals around the straw.
Step 4:
Under the oval, draw a semicircular coconut shell.
Step 5:
Then draw some small short lines on the shell as the texture of the coconut shell.
Step 6:
Finally, apply a nice color and the coconut is ready.