In a casserole dish, place mayo spread sides 3 bread slices, and bake it in 350^F for 5 mins.
Next, place few square cheese slices and next set of 3 bread slices of mayo front up. bake another 5 mins.
Sprinkle cheddar and mozzarella cheese sufficiently, and place the ham slices, then cheese mix again, then bacon slices vertically overlapping.
Finally place some more cheese, and layer rest of bread slices and press any gaps with crumbs of the bread.
Whisk eggs and milk with salt pepper, seasonings and parsley. Pour over the dish and lastly sprinkly another layer of cheese and parsley
Bake with aluminium foil covered for around 30 mins and then uncovered for 5 mins.
Stand for 5 mins on cooling tray and serve hot with dip sauce, or just like that
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