Preheat your oven to 200 degrees and line the baking sheet with parchment paper and set aside.
In a large bowl combine the flour, salt, and water stirring until the flour mixture becomes like a thick dough.`
Remove the dough onto the counter top and knead with your hands until it’s consistent.
Roll the dough to a consistent thickness, no thicker than ¼-inch.
With the cookie cutters, cut out heart shapes, leaving the cookie cutters in place, preferably.
Use the straw to poke a hole into each of the cookie cutter shapes, about ½-inch from the edge, preferably.
Remove the portions of dough that are not the desired cookie cutter shapes.
Remove the cookie cutters.
Gently, using the spatula, transfer the cookie shapes from the table to the prepared cookie sheet.
Place the baking sheet into the oven for 2 ½ hours.
Remove the baking sheet from the oven and allow them to cool completely.
Paint the ornaments as desired and allow them to dry completely.
Paint the salt dough ornaments however you want to, you can make salt dough conversation hearts by adding words to the hearts in paint.
Thread a piece of ribbon through the hole at the top of the heart.