In "The Secret Life of Bees", Rosaleen brings Lily lunch while she is hiding in the boat house. Lily, feeling overwhelmed and hungry, devours the lunch Rosaleen brought her. It's not specified what the lunch contains, but it is a welcome relief and a moment of kindness from Rosaleen that helps Lily to feel a little more safe and secure.
The lunch scene is important because it represents a turning point for Lily. It's a small but significant act of care that shows Rosaleen is looking out for her, even though she is hiding. It helps Lily to start to let go of her fear and trust in Rosaleen.