Cook the beef mince: heat 1 and ½ tablespoons of olive oil in a large heavy based pan at high heat. Add the garlic, beef mince, salt and pepper. Cook till browned (5 to 8 mins) and use a wooden spoon to stir and break up any clumps of meat as you go. The mince will turn a medium brown colour as it cooks.
Add the sauce: pour in the passata (tomato puree), diced tomatoes, tomato paste, Worcestershire sauce, dried onion and dried Italian herbs. Stir to combine.
Simmer: turn the heat to low, place a lid over the pan (optional, not essential) and simmer for 15 minutes, stirring occasionally. and dried Italian herbs. Stir to combine.
Cook tagliatelle: bring to the boil a medium sized saucepan with a teaspoon of salt. Cook the tagliatelle according the the instructions on the packet. Before draining, scoop out some of the pasta water using a heatproof jug. Then drain and discard the remaining pasta water.
Combine: transfer the cooked pasta into the bolognese sauce. Pour in the reserved pasta water then use 2 pairs of kitchen tongs to toss, stir and combine.
Serve and enjoy: portion the tagliatelle bolognese onto serving plates. Garnish liberally with freshly grated cheese, cracked black pepper and finely chopped parsley.