Mix together the crumbled stilton, grated grana padano, eggs, creme fraiche, mustard, salt and pepper in a large bowl.
200 g Stilton, 150 g Grana Padano, 2 tablespoon Creme Fraiche, 2 Eggs, 2 teaspoon Wholegrain Mustard, ¼ teaspoon Salt, ¼ teaspoon Black Pepper