sentence: blend the tomatoes sentence: add tomato paste to the blender and blend sentence: crush the garlic then cook it in a pan with oil sentence: add the tomato salt black pepper and red pepper flakes sentence: add vodka to the sauce sentence: stir in cream sentence: remove the garlic sentence: drain the pasta and add to the sauce sentence: mix in cheese sentence: mix in butter sentence: transfer the pasta to a bowl and top with cheese and parsley