These jam-filled Cream Cheese Thumbprint Cookies are simple, not too sweet cookies filled with jam. Use a variety of fruit jams or go with a favorite! There’s something so irresistible about these simple cookies and their fruit filling. Classic jam thumbprint cookies are also known as hallongrotta, which is a Swedish word that means “raspberry cave.” You may also see them called bird’s nest cookies, jam drops, or Polish tea cakes.
