How to bobble stitch (dc5tog)
The bobble stitch is created by crocheting 5 double crochet (dc) stitches together, which is why it's sometimes abbreviated as dc5tog. Watch the video for a demo:
How to bobble stitch in crochet (step-by-step with photos)
If you need to double crochet together a different number of stitches, just change the number of times you repeat steps 2–7. You want to end with one more loop on the hook than the number of dc you’re crocheting together. For example, to dc4tog, stop when you have five loops on the hook.