Import with relation.

 ->relationship(
                    resolveUsing: function (string $category) {
                        $item =  FoodItemCategory::firstOrCreate(
                            ['name' => $category],
                            [
                                'description' => null,
                                'is_active' => true,
                            ]
                        );

//                        $item->save();

                        return $item;
                    }
                ),