diff --git a/src/Command/FakeDataCommand.php b/src/Command/FakeDataCommand.php
index 82e1fd6..fce35fc 100644
--- a/src/Command/FakeDataCommand.php
+++ b/src/Command/FakeDataCommand.php
@@ -2,9 +2,7 @@
 
 namespace App\Command;
 
-use App\Entity\FoodOrder;
-use App\Entity\FoodVendor;
-use Doctrine\ORM\EntityManagerInterface;
+use App\Service\FakeData;
 use Override;
 use Symfony\Component\Console\Attribute\AsCommand;
 use Symfony\Component\Console\Command\Command;
@@ -12,17 +10,14 @@ use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Style\SymfonyStyle;
 
-use function range;
-use function sprintf;
-
 #[AsCommand(
     name: 'app:fake-data',
-    description: 'Add a short description for your command',
+    description: 'add some fake data to database',
 )]
 final class FakeDataCommand extends Command
 {
     public function __construct(
-        private readonly EntityManagerInterface $entityManager,
+        private readonly FakeData $fakeData,
     ) {
         parent::__construct();
     }
@@ -31,47 +26,8 @@ final class FakeDataCommand extends Command
     protected function execute(InputInterface $input, OutputInterface $output): int
     {
         $io = new SymfonyStyle($input, $output);
-        $arg1 = $input->getArgument('arg1');
-
-        if ($arg1) {
-            $io->note(sprintf('You passed an argument: %s', $arg1));
-        }
-
-        if ($input->getOption('option1')) {
-            // ...
-        }
-
-        $io->success('You have a new command! Now make it your own! Pass --help to see your options.');
-
+        $this->fakeData->generate();
+        $io->success('Added some fake data to database');
         return Command::SUCCESS;
     }
-
-    /**
-     * @return FoodVendor[]
-     */
-    public function generateVendors(int $amount = 10): array
-    {
-        $vendors = [];
-        foreach (range(1, $amount) as $i) {
-            $vendor = new FoodVendor;
-            $vendor->setName('Food Vendor ' . $i);
-            $this->entityManager->persist($vendor);
-            $vendors[] = $vendor;
-        }
-        return $vendors;
-    }
-
-    public function generateOrdersForVendor(FoodVendor $vendor, int $amount = 10): array
-    {
-        $orders = [];
-        foreach (range(1, $amount) as $i) {
-            $order = new FoodOrder;
-            $order->setFoodVendor($vendor);
-            if ($i % 2 === 0) {
-                $order->close();
-            }
-            $orders[] = $order;
-        }
-        return $orders;
-    }
 }
diff --git a/src/Service/FakeData.php b/src/Service/FakeData.php
new file mode 100644
index 0000000..3504976
--- /dev/null
+++ b/src/Service/FakeData.php
@@ -0,0 +1,81 @@
+<?php declare(strict_types=1);
+
+namespace App\Service;
+
+use App\Entity\FoodOrder;
+use App\Entity\FoodVendor;
+use App\Entity\OrderItem;
+use Doctrine\ORM\EntityManagerInterface;
+
+use function range;
+
+final readonly class FakeData
+{
+    public function __construct(
+        private EntityManagerInterface $entityManager
+    ) {}
+
+    public function generate(): void
+    {
+        $vendors = $this->generateVendors();
+        foreach ($vendors as $vendor) {
+            $orders = $this->generateOrdersForVendor($vendor);
+            foreach ($orders as $order) {
+                $this->generateItemsForOrder($order);
+            }
+        }
+        $this->entityManager->flush();
+    }
+
+    /**
+     * @return FoodVendor[]
+     */
+    public function generateVendors(int $amount = 10): array
+    {
+        $vendors = [];
+        foreach (range(1, $amount) as $i) {
+            $vendor = new FoodVendor;
+            $vendor->setName('Food Vendor ' . $i);
+            $this->entityManager->persist($vendor);
+            $vendors[] = $vendor;
+        }
+        return $vendors;
+    }
+
+    /**
+     * @return FoodOrder[]
+     */
+    public function generateOrdersForVendor(FoodVendor $vendor, int $amount = 10): array
+    {
+        $orders = [];
+        foreach (range(1, $amount) as $i) {
+            $order = new FoodOrder;
+            $order->setFoodVendor($vendor);
+            if ($i % 2 === 0) {
+                $order->close();
+            }
+            $this->entityManager->persist($order);
+            $orders[] = $order;
+        }
+        return $orders;
+    }
+
+    /**
+     * @return OrderItem[]
+     */
+    public function generateItemsForOrder(FoodOrder $order, int $amount = 10): array
+    {
+        $items = [];
+        foreach (range(1, $amount) as $i) {
+            $item = new OrderItem;
+            $item->setName('Item ' . $i);
+            $item->setFoodOrder($order);
+            if ($i % 2 === 0) {
+                $item->setExtras('Extra ' . $i);
+            }
+            $this->entityManager->persist($item);
+            $items[] = $item;
+        }
+        return $items;
+    }
+}