Mrs. Wheelbarrow's Jam Tarts Recipe on Food52

"This combination of shortbread and jam is both a perfect ending to a dinner party and a lovely treat for teatime. I’ve made them tiny, in financier molds, medium sized in classic small tart molds, and in a 9-inch tart pan. The shortbread crust is pantry-friendly, it’s ready in an instant, and it marries perfectly with whatever leftover jam is lurking in your refrigerator. The crust can be made by hand or with a mixer; I use a mixer. This is a very sandy dough. Don't despair. Press it into the molds and bake...."