I made these today, ---and I cheated! I wrapped the Hershey Kiss in sugar cookie dough that came in a package in the refrigerator section at the grocery. SO when I did that, the dough cooked around the Hershey Kiss, but flattened the cookie so it looks like a little pyramid instead of a pretty shaped ball like it should. You can modify this and the taste is delicious, but recommend that you take the time to create the firmer cookie dough for these.
Here are the Secret Kisses