In the dead of winter, break out some Old Bachelor's Jam and enjoy it on a cornmeal crust for a taste of summer.
Preheat oven to 375 degrees. Roll out pate brisee to an 11-inch round (about 1/4 inch thick) on a floured surface. Press dough into bottom and up sides of a 10-inch springform pan. Trim edges to come 1 inch up sides of pan using a sharp paring knife. Refrigerate for 30 minutes.
Prick tart shell all over with a fork. Bake until golden brown, about 25 minutes. Immediately spread jam into tart shell. Top with blackberries, and sprinkle with almonds. Bake for 10 minutes. Serve warm.