Just hire a part-time personal cook/housekeeper. They're often willing to do more and don't charge an arm and both legs. TaskRabbit seem like no rapport, no stability, disposable relationships. Find someone good and stick with them.
That's what Task Rabbit aim to do, try and setup a long term relationship between the two. But then take their cut. Most task rabbits and clients once they find each other and are happy and want it regularly, discuss with the TaskRabbit person and go direct with them.