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1
Finely chop 1 onion and place it in a bowl with the beef, garlic, Worcestershire sauce, tomato sauce, parsley, egg and sea salt.
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2
Mix well to combine.
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3
Shape the mixture into four large patties; place on a plate; cover with plastic wrap and refrigerate for 30 minutes.
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4
Meanwhile, slice the remaining onion into rings and fry in 1 tablespoon oil over a medium-low heat.
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5
Cook for 15 minutes or until light golden and tender; set aside.
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6
Heat the remaining 1 tablespoon of oil in a large, heavy-based frying pan.
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7
Once the oil is swirling in the pan, add two beef patties.
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8
Fry for about 5 to 6 minutes on each side or until browned.
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9
Place a piece of cheese on each patty while they're still in the fry-pan. Let the cheese melt a little; remove the patties using a spatula.
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10
Place them on a plate and loosely cover in foil to keep warm.
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11
Repeat cooking process with the remaining patties.
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12
Discard most of the oil from the pan and fry the eggs to desired doneness.
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13
Meanwhile, preheat grill on high.
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14
Place the hamburger buns, cut-side up, under preheated grill and toast for 30 seconds, each side, or until golden. You may have to do this in batches, depending on the size of your grill.
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15
Finally assemble the hamburgers by spreading on mayonnaise on the bottom bun, followed by lettuce, a patty and cheese, tomato slices, beetroot slices, a fried egg, bacon, fried onions and finally, a squirt of tomato sauce.
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16
Cover with the hamburger bun tops.
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17
Serve immediately.
