Alfonsina works quickly in the morning. Hovering over an electric skillet, she prepares eight meals to go for her family. Everyone has different preferences. Some want rice and eggs, others quesadillas or sandwiches stuffed with fillings of their choosing. Alfonsina puts the meals into to-go containers or wraps them in foil, and calls down the hall for the kids. “Let’s go! It’s already 8 o’clock,” she calls out in Spanish. “Let’s go!” Seven k…