Possible Clues:

• Russian grandmother and her headscarf
• Old Russian woman
• Russian grandmother
• Granny made beastly remark about president and king
• Cook cut round plant given to a mature woman
• Russian head scarf
• Bob is also known as Rose inside by old relative of Russian godfather perhaps
• Old woman's headscarf
• Cook not entirely accepting source of gooseberries, say? A mature woman
• Granny with degree overcoming president with spirit