Finished donut is about 6 cm. (2,4 inches) if you use Iris yarn and a 0.9 mm. crochet hook.
Finished donut is about 10 cm. (4 inches) if you use 200m/50g acrylic yarn and a 2.0 mm. crochet hook.

You will need:
US 0.9 mm hook
Brown or Beige Iris Yarn
Pink Iris Yarn
Beige or White Yarn for embroidery (crumb)
Yarn needle for sewing
Fiberfill for stuffing