Combine flour and salt.
Add hot water and optional food coloring. Notes about food coloring, below.
The dough should be soft and pliable, similar to playdough. Your fingerprints should stay molded in the dough. If it feels too dry, gradually add a little more water, up to 1 additional tablespoon, until you reach the right consistency.
Knead for 5 minutes on a floured board.
Roll the dough out like play dough, and shape the dough with cookie cutters.
Don't forget to insert a straw into the shape to create a hole for hanging
You can let them air dry for 1-5 days. If you don't have a cooling rack for cookies, you'll need to flip them over periodically to allow the bottoms to dry out.
To speed up the process, bake them on a cookie sheet at 200 degrees for 3 hours