empty cart method

[fain]

how to create empty cart method? i try to do it, but not successful. pls help me.

here is mine.

here my code:

cart.blade.php

{!! csrf_field() !!}
CartController.php
public function destroy($id)
{
Cart::remove($id);
return redirect('cart')->withSuccessMessage('Item has been removed!');
}
----destroy method above is successful.

public function emptyCart()
{
Cart::destroy();
return redirect('cart')->withSuccessMessage('Your cart his been cleared!');
}

but for empty not .

routes.php
Route::delete('/emptyCart', 'CartController@emptyCart');