Peel the garlic. Boil 500 ml of water, milk, bay leaf and garlic. Season with salt and pepper. Stir in polenta and let it swell for 5-10 minutes at low heat.
Grate cheese. Wash the salad, shake dry and cut into strips. Finely dice bacon. Heat 1 tablespoon of oil in a frying pan. Fry the bacon in it until crispy, take it out. Deglaze with vinegar and 2 tbsp. water.
Stir in 4 tablespoons of oil. Season with salt, pepper and sugar.
Remove the garlic and laurel from the polenta. Stir in half the cheese. Arrange polenta and salad on plates and sprinkle with the vinaigrette. Sprinkle with bacon and remaining cheese.