This granny square is made with puff stitch but you can make it with popcorn stitch.
Abbreviations :
MC-magic ring
Ch-chain
Dc-double crochet
Puff stitch (Yarn over and insert your hook into the specified stitch/space. Yarn over again and pull up a long loop. (Yarn over and insert your hook into the same stitch/space. Yarn over again and pull up a long loop) three more times. Yarn over and pull through all 9 loops on your hook.
Sc-single crochet
Slst-slip stitch
Sp-space
Row1 :
Make a mc(magic ring, ch 3(count as first dc) 15 dc in to the ring, slst in the first ch 3.
Row 2:
Ch 4(count as first dc +ch 1) 1 dc, ch 1 ×16 times.
Row 3:
Sl st in previous ch 1,make 1 puff st, ch 3 ×16 times. Slst in first puff st.
Row 4:
Slst in previous ch 3,1 puff st, ch 3 ×4 times, *ch 8, 1 puff st in next so, ch 3×4 times. Rep from *. Slst in first puff st.
Row 5:
Ch 1, *1 puff st, ch 3×3 times, in corner make 6 dc-ch 2-6 dc in same sp, Rep from *. Slst in first puff st.
Row 6:
Ch 1, *1 puff st, ch 3×2 times, 1 dc in between puff st and first dc, 6 dc, in corner 2 dc - ch 2 - 2 dc, 6 dc, 1 dc in next sp, Rep from*. Slst in first puff st.
Row 7:
Ch 1,*1 puff st, ch 3,1 dc in between puff and first dc, 9 dc, in corner 2 dc-ch2-2dc, 9 dc, 1 dc in between dc and puff st, Rep from *. Slst in first puff st.
Row 8:
Ch 1, 2 sc in same sp, 1 sc in every st, in corner 2 sc-ch 2-2 sc, in 2 spaces before and after puff make 2 sc in the same sp.
I hope you like it 😊