Preheat oven to 350º F.
In a mixing bowl, add all wet ingredients.
Turn on mixer onto low to mix.
Add half of the dry ingredients.
Mix on low and gradually increase the speed until it is on medium.
Turn back to low speed and add the rest of the dry ingredients.
When the dough is formed, turn off the mixer. Wrap the dough into plastic wrap and refrigerate for 1 hour.
Dust a tiny bit of gluten free flour on a sheet of wax paper.
Put the dough on and add a dusting of flour to the top.
Put another sheet of wax paper on top and use a rolling pin to roll the dough out to ¼ inch thickness.
Use a heart shaped cookie cutter to cut out hearts.
Use a smaller heart shaped cookie cutter to cut out hearts in half of the cookies to make a hole.
Place on a piece of parchment paper on a cookie sheet.
Bake the cookies for 8-10 minutes until done.
Don't let them get brown in the oven.
Remove from baking sheet from the oven and move the cookies to a cooling rack.
When cool, spread strawberry jam on the bottom half.
Top with heart cookie with the smaller heart cut out.
Dust with powdered sugar.