Cheese and Potato 'Pie' for 4

Scaled to serve 2

0.5 medium onionpeeled and dicedboil til softdrainremove shoemashbake til cheese golden
4.0 medium potatoescleaned and diced
0.5 shoeunlace
1.0 tbsp of butter
0.5 dash of milk
50.0 g of cheddargrated
37.5 g of cheddar to topgrated
preheat oven 180c