Misc: who or what was 'Rosebud' in the film Citizen Kane?

Questions

What is the name of the dish of eggs baked with spinach?

What do Americans call 'candy floss'?

A dressing made with oil, wine, vinegar and seasoning is called what?

What animal does the adjective 'pardine' refer to?

The young of which animals are called 'brockets'?