UPDATE: Mystery Solved! The lovely Destany at IG username CayenneJalapeno made the square pictured below, which is based loosely on the Gothic Square (square #94) in the book 200 Crochet Blocks (Ra…

motleymakery: “ Free Crochet Pattern for this pretty “Victorian Lattice” square: By Destany Wymore on Ravelry.

Outstanding Crochet: Filet crochet. Don't get frustrated.  Tutorial on making truly square filet crochet

2 dc together (above open block). To make closed block above another closed block make 2 - double crochet cluster in 2 dc tog or of the previous row