Cheese and Potato 'Pie' for 4

Scaled to serve 10

2.5 medium onionpeeled and dicedboil til softdrainremove shoemashbake til cheese golden
20.0 medium potatoescleaned and diced
2.5 shoeunlace
5.0 tbsp of butter
2.5 dash of milk
250.0 g of cheddargrated
187.5 g of cheddar to topgrated
preheat oven 180c