2 pounds (1kg) boneless beef, preferably chuck, cut into pieces 1 pound (500g) bucatini pasta ½ cup (120ml) olive oil 2 big onions, finely chopped 3-4 garlic cloves, grated 2 bay leaves 2 cups (500ml) dry red wine ½ cup (120ml) red wine vinegar ½ teaspoon sugar (optional) The Spice Mix 1 teaspoon paprika ½…