Override cookie encrypter by default.

app/Http/Kernel.php

@@ -13,7 +13,7 @@ class Kernel extends HttpKernel
      */
     protected $middleware = [
         \Illuminate\Foundation\Http\Middleware\CheckForMaintenanceMode::class,
-        \Illuminate\Cookie\Middleware\EncryptCookies::class,
+        \App\Http\Middleware\EncryptCookies::class,
         \Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse::class,
         \Illuminate\Session\Middleware\StartSession::class,
         \Illuminate\View\Middleware\ShareErrorsFromSession::class,

app/Http/Middleware/EncryptCookies.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Illuminate\Cookie\Middleware\EncryptCookies as BaseEncrypter;
+
+class EncryptCookies extends BaseEncrypter
+{
+    /**
+     * The names of the cookies that should not be encrypted.
+     *
+     * @var array
+     */
+    protected $except = [
+        //
+    ];
+}