Start your griddle at high and fill a saucepan with 2/3 of water
Cut the potatoes in cubes, medium size
Parboil the potatoes in the hot water for about 10 minutes
Drain and place in a large bowl
Cut the red onion in small slices and toss with the potatoes and 1 tbsp of olive oil
Drizzle 1 tbsp of olive oil on the griddle and toss the potatoes.
While the potatoes are cooking, put the bacon and sausages on the griddle.
Fill the saucepan with about 1/4 of water, put on the griddle and place a large stainless steel bowl on top of the saucepan
Squeeze the lemon juice in the bowl, add the 5 eggs yolks and pour the melted butter slowly while whisking. Whisk until you get a thick homogeneous sauce. Remove from the griddle once ready.
Turn the potatoes, the sausages and the bacon every 5 minutes, until all cooked.
When everything is almost ready, crack 2 eggs and add the pepper on the griddle.
Assemble your breakfast poutine, starting with the potatoes, the meat, pepper, cheese, eggs, hollandaise sauce and chopped green onions on top.