//use stream directly inside builder
body.with(
    div().withId("employees").with(
            employees.stream().map(employee ->
                            div().withClass("employee").with(
                                    h2(employee.getName()),
                                    img().withSrc(employee.getImgPath()),
                                    p(employee.getTitle())
                            )
            ).collect(Collectors.toList())
    )
)