Preheat large frying pan over medium heat.
Add bacon, and cook until crisp, about 3-4 minutes per side.
Transfer bacon to a paper towel-lined plate.
Preheat oven to 400°F.
Place a pizza stone or inverted baking sheet in oven for 10 minutes.
On a floured surface roll pizza dough into a 12”x8” rectangle.
Place dough on preheated sheet or stone, and bake for 4 minutes.
Crumble bacon into small pieces.
Remove sheet/stone from oven.
Brush dough with olive oil.
Top with mozzarella, blue cheese, and crumbled bacon.
Bake for another 10 minutes.
Using an immersion or regular blender, purée cranberry sauce until smooth.
Transfer puréed cranberry sauce to a quart size bag.
Remove flatbread from oven.
Cut one corner off of bag, and drizzle cranberry sauce on flatbread.
Slice, and serve.