Persist data within an Android application

RecipeListActivity.java

final CookBook cookBook = new CookBook();
cookBook.setTitle("Onyx's House of Yummy");

final Recipe cupOfNoodle = new Recipe();
cupOfNoodle.setContent("Cup of Noodle");
cupOfNoodle.setDetails("Open lid, add water, put powder stuff in and microwave until it boils over and makes a mess in your microwave.");

List<Recipe> recipees = new ArrayList<>();
recipees.add(cupOfNoodle);
cookBook.setRecipes(recipees);

try {
    persistenceManager.saveEntity(cookBook);
} catch (EntityException e) {
    Log.e(TAG, "Could not persist cookbook");
}