Quickly mix butter in flakes, flour, 2 eggs and salt with the dough hooks of the hand mixer to a smooth dough. Wrap in foil and chill for 30 minutes. In the meantime peel and halve the shallots. Halve the bacon lengthwise. Drain the cranberries. Quarter pears, cut out core. Cut quarters into slices and sprinkle with lemon juice.
Mix 250 g Gorgonzola and 3 eggs. Season with salt and pepper. Spread the gorgonzola mixture evenly on the short pastry. Spread pear wedges, 50 g g gorgonzola and shallots evenly on top. Place the bacon on top of the shortcrust pastry in a grid pattern. Spread cranberries irregularly on top. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for approx. 30 minutes