step 1
Microwave the onions in a heatproof bowl with 3 tablespoons of water. Cover and cook for 8-10 minutes on high, stirring halfway through,
step 2
Heat the oven to 200 ̊C, fan 180 ̊C, gas 6. Mix together the cooled onions and cheese. Season generously with black pepper and a little salt. Lightly beat together 2 eggs, add to the cheese, and mix well
step 3
Pastry line a shallow pie dish, about 25cm x 6cm
step 4
Pack in the filling, and smooth over the top. Add a top to the pie. Beat the remaining egg, and brush a little onto the lip of the dish, sealing the edges. Trim off the edges and crimp , or press down with a fork, and make a steam hole. Brush with the remaining beaten egg
step 5
Bake for 40 minutes until golden brown. Leave to cool for 10 minutes before cutting