Cut your potatoes into french fries and fry this

Fry your onion in butter, once golden brown, remove this and then fry your onion

Toast your buns on a toaster

Fry your burger on a pan, without any oil

Once your buns are toasted, apply a layer of mayo on this, there after add on your onions, mushroom and some sauce. Then apply your burger and add on the cheese on this. Add on more sauces onto the burger if needed. Lat out the chips on the side, eat amd enjoy! Really delicious!