Preheat oven to 375°F.
Slice bacon son that it is ¼ inch thick, and about 1 inch in length. Brown lightly in a frying pan, then drain. Place in bottom of pastry shell.
Whisk eggs, cream, and seasonings in a mixing bowl to blend. Pour cream mixture into partially-baked pastry shell.
Cut butter into small pieces and distribute evenly over the top of the cream mixture.
Bake in upper third of oven for 25-30 minutes, or until quiche is puffed and browned and a knife plunged into the middle of the custard comes out clean. Can serve hot, warm, or cold.