def original_id(individualized_id):
    """
    Gets the original id of an ingredient that has been transformed by individualize_ingredients()

    Args:
        individualized_id (str):

    Returns:
        str:

    Examples:
        >>> original_id('en:water**')
        'en:water'
        >>> original_id('en:sugar')
        'en:sugar'
    """

    return individualized_id.strip('*')