Pinoy-style Spaghetti

2 tablespoons minced garlic
1 large onion, chopped
1 kilo ground beef (lean)
2 tablespoons oyster sauce
2 tablespoons tomato paste
4 pcs hotdogs, sliced
1000 ml tomato sauce (sweet style)*
*Note: you may also use plain tomato sauce, crushed tomatoes, whichever makes you happy!
1 small can mushroom, include water
1 cup evaporated milk
2 tablespoons vinegar
Grated processed cheese
Salt, black pepper, sugar, to taste