The full pattern with sizes newborn to 12 months can be found here

Written in English US terms with abbreviations for UK

sc=single crochet (double crochet in UK)

hdc=half double crochet (half treble crochet UK)

dc=double crochet (treble crochet UK)

ch=chain

inc=increase (by crocheting two stitches into stitch)

dec=decrease (by crocheting two stitches together)

ws=wrong side

rs=right side

rpt=repeat

slst=slip stitch

Materials 

4 mm hook I use this set from Amazon*

Approx 100g of Paintbox yarns dk Lovecrafts Mustard and a small amount of Rose Red

15mm button for diaper cover.

Gauge square

With 4mm hook

Row1 Ch12, hdc in 3rd ch from hook and each chain across. (9) Turn

Row2-5 ch1, hdc in base of ch1, hdc 8. (9) Turn

Square should measure 5cm x 5cm.

If you're out with a 4mm hook try a 3.5 or 4.5mm hook.

If you have problems hitting the length but the width is ok, try dc instead of hdc.

* Working in first stitch ch1 does not count as a stitch so always ch1 and hdc in the first stitch, unless stated*

Diaper Cover Newborn

Ch61 

Row1 sc in second ch from hook and each ch across. (60) Turn

Row2 ch1, dc in same, dc in each to end. (60) Turn (This round will be used to fasten button)

Row3 ch1, sc in base of ch1, sc in each to end. (60) Turn

Work should measure approximately 14 inches wide.

Fasten off.

Row4 skip 15 stitches and join in yarn, ch1, hdc in same, hdc next 29, leave rest unworked. (30) Turn

Row5-6 ch1, hdc in same, hdc next 29. (30) Turn

Row7 ch1, dec, hdc next 26, dec. (28) Turn

Row8 ch1, dec, hdc next 24, dec. (26) Turn

Row9 ch1, dec, hdc next 22, dec. (24) Turn

Row10 ch1, dec, hdc next 20, dec. (22) Turn

Row11 ch1, dec, hdc next 18, dec. (20) Turn

Row12 ch1, dec, hdc next 16, dec. (18) Turn

Row13 ch1, dec, hdc next 14, dec. (16) Turn

Row14 ch1, dec, hdc next 14, dec. (14) Turn

Row15-16 ch1, hdc in same, hdc next 15. (14) Turn

Row17 ch1, 2 hdc in same, hdc next 12, 2 hdc in last. (16) Turn

Row18 ch1, 2 hdc in same, hdc next 14, 2 hdc in last. (18) Turn

Row19 ch1, hdc in same, hdc next 17. (18) Turn

Row20 ch1, 2 hdc in same, hdc next 16, 2 hdc in last. (20) Turn

Row21 ch1, hdc in same, hdc next 19. (20) Turn

Row22 ch1, 2 hdc in same, hdc next 18, 2 hdc in last. (22) Turn

Row23 ch1, hdc in same, hdc next 21. (22) Turn

Row24 ch1, 2 hdc in same, hdc next 20, 2 hdc in last. (24) Turn

Row25 ch1, hdc in same, hdc next 23. (24) Turn

Row26 ch1, 2 hdc in same, hdc next 22, 2 hdc in last. (26) Turn

Row27 ch1, hdc in same, hdc next 25. (26) Turn

Work should measure 9.25 inches.

Continue to sc all around the diaper with the same colour yarn. 

Fasten off.

Change yarn colour and sc all around the diaper. 

Fasten off.

Sew a button that fits through the dc, at the centre of the front.

 Sc all around in the direction of the hook.

Sew a button at the center front.

Hat Newborn 

Hat to fit 12-14” head, 5” tall when finished.

Rnd1 ch4, slst to first to form a ring, ch2 and 10 hdc in ring, slst to top of ch2. (11) 

Rnd2 ch2, hdc in same, 2 hdc in all, slst to first. (22) 

Rnd3 ch2, hdc in same, hdc 1, *inc, hdc 1* repeat to end, slst to first. (33)

Rnd4 ch2, hdc in same, hdc 2, *inc, hdc 2* repeat to end, slst to first. (44) 

Rnd5 ch2, hdc in same, hdc 3, *inc, hdc 3* repeat to end, slst to first. (55) 

Work should measure 10 cm across

Rnd6 ch1, hdc in base of ch1, hdc next 54, slst to first. (55) Turn

Repeat round 6 till work measures 5 inches 

Change yarn colour

Last rnd ch1, sc in base of ch1, sc to end, slst to first and fasten off.

Bear Ears 

Make two using two strands of yarn

Rnd1 13 dc in a magic circle, slst to first. 

Rnd2 Ch1, dc in same, dc in each stitch, slst to first. 

Fasten off.