ground beef (250 grams) • onion • tomato sauce • little olive oil • Salt, pepper, oregano, cinnamon, garlic powder, allspice, 1 bay leaf (optional) • No. 2 pasta (bucatini or thick spaghetti) • all-purpose flour (about 90 grams) • milk (1 liter) • unsalted butter (about 2 oz or 60 grams) • large eggs • whole cloves (optional) • little feta or kasseri cheese •