Chocolate Butter Tarts

So rich.

Chop each of three squares of chocolate into 16 pieces.

Place 4 chunks into bottom of each tart shell.

Whisk together brown sugar , corn syrup , egg , butter , vanilla , vinegar , and salt.

Spoon into tart shells , filling three-quarters full.

Bake at 450 degrees for 12-14 minutes , or until filling is puffed and bubbly and pastry is a light golden brown.

Let cool on racks.

Drizzle with melted chocolate.

bittersweet chocolate, unbaked tart shells, brown sugar, corn syrup, egg, butter, vanilla, vinegar, salt