Async call to load from

loadAllRecipesFromDB

 private void loadAllRecipesFromDB() {
        Timber.d("loadAllRecipesFromDB");
        new AsyncTask<Void, Void, List<Recipe>>() {
            @Override
            protected List<Recipe> doInBackground(Void...a) {
                return recipesDAO.getAllEntries();
            }

            @Override
            protected void onPostExecute(List<Recipe> results) {
               //check if there are data in the db
                if ((results != null)&&results.size()>0) {
                    setRecipesListObservableData(results, null);
                }
            }
        }.execute();
    }