Do the search

app/Http/Requests/RecipeSearchRequest.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+class RecipeSearchRequest extends FormRequest
+{
+    public function rules(): array
+    {
+        return [
+            'ingredients' => ['required', 'string', 'min:3']
+        ];
+    }
+
+    public function authorize(): bool
+    {
+        return true;
+    }
+}