Sara has got nearly a week's full of meals with the simplest idea — cook once, eat twice. Day one starts with a spicy roast pork that's easy and delicious. Day two, that pork is transformed into a Vietnamese banh mi sandwich. On day three, dinner is Peruvian baked chicken thighs that are transformed on day four into chicken and tomatillo salsa nachos. On Ask Sara, Sara answers a viewer's question on the best way to get kids involved in the kitchen. Recipes: Spicy roast pork; My banh mi; Peruvian baked chicken thighs; Chicken and tomatillo salsa nachos.