I don't think Aemond or Alicent have ever cleaned, fetched water or cooked in their lives. Alicent has probably some experience lighting up candles, but I don't see her doing it. What about cleaning the bedsheets, making the beds, cleaning overall, lighting fires...

Is it all magic like the Wesley's mother in harry potter? if so, she must be more powerful than Melissandre, to be able to do that and still have time to chitchat