MAIL_DRIVER=smtp
MAIL_HOST=smtp.zoho.com
MAIL_PORT=465
MAIL_USERNAME=email@empresa.com
MAIL_PASSWORD=contraseña
MAIL_ENCRYPTION=ssl

$emailEnviado = Mail::send('email.Activacion', ['texto' => $texto, 'token' => $token], function ($m) use ($email){
                  $m->from('email@email.com.uy');
                  $m->to($email);
                  $m->subject('Correo de activacion de cuenta');
              });