Boil the pasta according to the instructions on the package. Finely chop onion, crush garlic. Preheat oil in a frying pan and fry the vegetables for 5 minutes. Put the minced meat and cook for 10-12 minutes, squashing the lumps with a spatula. Add the tomato paste, stir and warm for 2 minutes. Pour in 0.5 cup hot water, add salt and pepper to taste and simmer for 5 minutes. Place the macaroni in a colander and put into a frying pan of minced meat, cook all together for 5 minutes. Before serving, you can sprinkle the ready dish with grated cheese and fresh greens.