//mail function
Route::get('/test/mail', function(){
    Mail::send('emails.auth.welcome', [], function($message)
    {
        $message->from('[email protected]İN.com', 'Baran');
        $message->to('[email protected]', 'Baran Sengul')->subject('Welcome!');
    });
});

//mail.php
'driver'         => 'mail'
'host'           => 'mail.MY-DOMAİN.com'
'port'           => 587
'from'           => array('address' => '[email protected]İN.com', 'name' => 'TEST'),
'encryption'     => '',
'username'       => '[email protected]İN.com',
'password'       => PASSWORD',