You can't. The nanny at home can't guarantee the daily nutrition by eating vegetables for three meals, which leads to malnutrition. Nannies at home eat the same meals as their family members, and they can only work if they ensure nutrition, so nannies at home can't eat vegetables for three meals. A live-in nanny is a nanny who lives in the employer's house and serves around the clock. Her duty is to be responsible for the household hygiene and cleaning of designated customers, and to purchase ingredients and cook family meals.