Remove crusts from bread slices with a serrated knife.
Flatten each bread slice with a rolling pin.
Cut 3 circles out of each bread slice with a 1¾-inch fluted or round cookie cutter.
Brush muffin cups in miniature muffin pans with melted butter.
Press bread circles on bottom and up sides of muffin cups; brush bread cups with melted butter.
Bake at 350° for 7 minutes or until lightly toasted.
Remove bread cups from muffin pans, and place on ungreased baking sheets.
Fill cups evenly with cheese pieces; top each with ¼ teaspoon raspberry jam.
Bake at 300° for 10 minutes or until cheese is melted.
Notes / Tips / Wine Advice:
To Make Ahead: Freeze toasted bread shells up to 1 month in advance. Thaw at room temperature about 30 minutes. Assemble tartlets, and bake as directed.