"Jam thumbprint" refers to a type of cookie where you use your thumb to make an indentation in the dough, which is then filled with jam or jelly before baking. Full definition
To come up with this cookie, I combined classic technique for making jam thumbprint cookies with my favorite, tried - and - true peanut butter cookie recipe. (tikkido.com)
The recipe for «Chew Out Loud» food blogger Amy Dong's Buttery Jam Thumbprint Cookies is this year's most - saved holiday... (abcnews.go.com)
I love the idea of making jam thumbprints with them too - raspberry's my favourite (coconutandberries.com)