diff --git a/lib/entities/PizzaEvent.dart b/lib/entities/PizzaEvent.dart
index a804e1f..c9bb190 100644
--- a/lib/entities/PizzaEvent.dart
+++ b/lib/entities/PizzaEvent.dart
@@ -1,12 +1,25 @@
 
+import 'package:hive/hive.dart';
 import 'package:pizzaplanner/entities/PizzaRecipe/PizzaRecipe.dart';
 
+part 'PizzaEvent.g.dart';
+
+@HiveType(typeId: 4)
 class PizzaEvent {
-  final String name;
-  final PizzaRecipe recipe;
-  final int pizzaCount;
-  final int doughBallSize;
-  final DateTime dateTime;
+  @HiveField(0)
+  String name;
+
+  @HiveField(1)
+  PizzaRecipe recipe;
+
+  @HiveField(2)
+  int pizzaCount;
+
+  @HiveField(3)
+  int doughBallSize;
+
+  @HiveField(4)
+  DateTime dateTime;
 
   PizzaEvent(
     this.name,
diff --git a/lib/entities/PizzaRecipe/Ingredient.dart b/lib/entities/PizzaRecipe/Ingredient.dart
index c345518..1708d88 100644
--- a/lib/entities/PizzaRecipe/Ingredient.dart
+++ b/lib/entities/PizzaRecipe/Ingredient.dart
@@ -1,11 +1,20 @@
 import 'package:flutter/material.dart';
+import 'package:hive/hive.dart';
 
 import 'package:pizzaplanner/util.dart';
 
-class Ingredient {
-  final String name;
-  final String unit;
-  final double value;
+part 'Ingredient.g.dart';
+
+@HiveType(typeId: 1)
+class Ingredient extends HiveObject {
+  @HiveField(0)
+  String name;
+
+  @HiveField(1)
+  String unit;
+
+  @HiveField(2)
+  double value;
 
   Ingredient(this.name, this.unit, this.value);
 
diff --git a/lib/entities/PizzaRecipe/PizzaRecipe.dart b/lib/entities/PizzaRecipe/PizzaRecipe.dart
index 3b22d9d..6284bce 100644
--- a/lib/entities/PizzaRecipe/PizzaRecipe.dart
+++ b/lib/entities/PizzaRecipe/PizzaRecipe.dart
@@ -1,19 +1,27 @@
 import 'package:flutter/material.dart';
+import 'package:hive/hive.dart';
 import 'package:pizzaplanner/util.dart';
-import 'package:pizzaplanner/entities/PizzaRecipe/Ingredient.dart';
 
-import 'package:pizzaplanner/entities/PizzaRecipe/Ingredients.dart';
+import 'package:pizzaplanner/entities/PizzaRecipe/Ingredient.dart';
 import 'package:pizzaplanner/entities/PizzaRecipe/RecipeStep.dart';
 import 'package:pizzaplanner/entities/PizzaRecipe/RecipeSubStep.dart';
-import 'package:pizzaplanner/util.dart';
 import 'package:yaml/yaml.dart';
 
-class PizzaRecipe {
-  final String name;
-  final String description;
-  final List<Ingredient> ingredients;
+part 'PizzaRecipe.g.dart';
 
-  final List<RecipeStep> recipeSteps;
+@HiveType(typeId: 0)
+class PizzaRecipe extends HiveObject {
+  @HiveField(0)
+  String name;
+
+  @HiveField(1)
+  String description;
+
+  @HiveField(2)
+  List<Ingredient> ingredients;
+
+  @HiveField(3)
+  List<RecipeStep> recipeSteps;
 
   PizzaRecipe(this.name, this.description, this.ingredients, this.recipeSteps);
 
diff --git a/lib/entities/PizzaRecipe/RecipeStep.dart b/lib/entities/PizzaRecipe/RecipeStep.dart
index 8de8b1b..31cdcd9 100644
--- a/lib/entities/PizzaRecipe/RecipeStep.dart
+++ b/lib/entities/PizzaRecipe/RecipeStep.dart
@@ -1,14 +1,33 @@
+import 'package:hive/hive.dart';
 import 'package:pizzaplanner/entities/PizzaRecipe/RecipeSubStep.dart';
 
-class RecipeStep {
-  final String name;
-  final String waitDescription;
-  final String waitUnit;
-  final int waitMin;
-  final int waitMax;
-  late int waitValue;
-  final String description;
-  final List<RecipeSubStep> subSteps;
+part 'RecipeStep.g.dart';
+
+@HiveType(typeId: 2)
+class RecipeStep extends HiveObject {
+  @HiveField(0)
+  String name;
+
+  @HiveField(1)
+  String waitDescription;
+
+  @HiveField(2)
+  String waitUnit;
+
+  @HiveField(3)
+  int waitMin;
+
+  @HiveField(4)
+  int waitMax;
+
+  @HiveField(5)
+  int? waitValue;
+
+  @HiveField(6)
+  String description;
+
+  @HiveField(7)
+  List<RecipeSubStep> subSteps;
 
   RecipeStep(this.name, this.description, this.waitDescription, this.waitUnit, this.waitMin, this.waitMax, this.subSteps) {
     waitValue = waitMin;
@@ -40,6 +59,6 @@ class RecipeStep {
   }
 
   int getCurrentWaitInSeconds() {
-    return convertToSeconds(this.waitValue);
+    return convertToSeconds(this.waitValue!);
   }
 }
\ No newline at end of file
diff --git a/lib/entities/PizzaRecipe/RecipeSubStep.dart b/lib/entities/PizzaRecipe/RecipeSubStep.dart
index af3b2c1..16ea21d 100644
--- a/lib/entities/PizzaRecipe/RecipeSubStep.dart
+++ b/lib/entities/PizzaRecipe/RecipeSubStep.dart
@@ -1,6 +1,15 @@
-class RecipeSubStep {
-  final String name;
-  final String description;
+
+import 'package:hive/hive.dart';
+
+part 'RecipeSubStep.g.dart';
+
+@HiveType(typeId: 3)
+class RecipeSubStep extends HiveObject {
+  @HiveField(0)
+  String name;
+
+  @HiveField(1)
+  String description;
 
   RecipeSubStep(this.name, this.description);
 }
\ No newline at end of file
diff --git a/lib/main.dart b/lib/main.dart
index e897d98..ddbb8c6 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,9 +1,30 @@
 import 'package:flutter/material.dart';
+import 'package:pizzaplanner/entities/PizzaEvent.dart';
+import 'package:pizzaplanner/entities/PizzaRecipe/Ingredient.dart';
+import 'package:pizzaplanner/entities/PizzaRecipe/PizzaRecipe.dart';
+import 'package:pizzaplanner/entities/PizzaRecipe/RecipeStep.dart';
+import 'package:pizzaplanner/entities/PizzaRecipe/RecipeSubStep.dart';
 import 'package:pizzaplanner/pages/AddPizzaEventPage.dart';
 import 'package:pizzaplanner/pages/PizzaEventsPage.dart';
 
-void main() {
+import 'package:hive/hive.dart';
+import 'package:hive_flutter/hive_flutter.dart';
+
+void main() async {
+  await Hive.initFlutter();
+
+  Hive.registerAdapter(PizzaRecipeAdapter());
+  Hive.registerAdapter(RecipeStepAdapter());
+  Hive.registerAdapter(RecipeSubStepAdapter());
+  Hive.registerAdapter(IngredientAdapter());
+  Hive.registerAdapter(PizzaEventAdapter());
+
+  await Hive.openBox<PizzaEvent>("PizzaEvents");
+  await Hive.openBox<PizzaRecipe>("PizzaRecipes");
+
   runApp(PizzaPlanner());
+
+  //await Hive.close();
 }
 
 class PizzaPlanner extends StatelessWidget {
diff --git a/lib/pages/AddPizzaEventPage.dart b/lib/pages/AddPizzaEventPage.dart
index 42576fa..e71ffc7 100644
--- a/lib/pages/AddPizzaEventPage.dart
+++ b/lib/pages/AddPizzaEventPage.dart
@@ -2,6 +2,7 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_datetime_picker/flutter_datetime_picker.dart';
 import 'package:fluttericon/font_awesome5_icons.dart';
+import 'package:hive/hive.dart';
 import 'package:pizzaplanner/entities/PizzaEvent.dart';
 import 'package:pizzaplanner/entities/PizzaRecipe/PizzaRecipe.dart';
 import 'package:pizzaplanner/util.dart';
@@ -149,7 +150,7 @@ class AddPizzaEventPageState extends State<AddPizzaEventPage> {
                                   children: <Widget>[
                                     Expanded(
                                         child: Slider(
-                                          value: recipeStep.waitValue.toDouble(),
+                                          value: recipeStep.waitValue!.toDouble(),
                                           min: recipeStep.waitMin.toDouble(),
                                           max: recipeStep.waitMax.toDouble(),
                                           divisions: recipeStep.waitMax - recipeStep.waitMin,
@@ -188,19 +189,23 @@ class AddPizzaEventPageState extends State<AddPizzaEventPage> {
                             DateTime? eventTime = await showDialog(
                               context: context,
                               builder: (context) {
-                                return  ConfirmPizzaEventDialog(name: name, pizzaRecipe: pizzaRecipe, pizzaCount: pizzaCount, doughBallSize: doughBallSize);
+                                return ConfirmPizzaEventDialog(name: name, pizzaRecipe: pizzaRecipe, pizzaCount: pizzaCount, doughBallSize: doughBallSize);
                               }
                             );
                             if (eventTime == null){
                               return;
                             }
-                            Navigator.pop(context, PizzaEvent(
-                                this.name,
-                                this.pizzaRecipe,
-                                this.pizzaCount,
-                                this.doughBallSize,
-                                eventTime
-                            ));
+                            var pizzaEventsBox = await Hive.box<PizzaEvent>("PizzaEvents");
+                            pizzaEventsBox.add(
+                                PizzaEvent(
+                                  this.name,
+                                  this.pizzaRecipe,
+                                  this.pizzaCount,
+                                  this.doughBallSize,
+                                  eventTime
+                              )
+                            );
+                            Navigator.pop(context);
                           },
                         )
                     )
diff --git a/lib/pages/PizzaEventsPage.dart b/lib/pages/PizzaEventsPage.dart
index 011a543..3c744e6 100644
--- a/lib/pages/PizzaEventsPage.dart
+++ b/lib/pages/PizzaEventsPage.dart
@@ -3,6 +3,9 @@ import 'package:flutter/material.dart';
 import 'package:pizzaplanner/entities/PizzaEvent.dart';
 import 'package:pizzaplanner/widgets/PizzaEventWidget.dart';
 
+import 'package:hive/hive.dart';
+import 'package:hive_flutter/hive_flutter.dart';
+
 class PizzaEventsPage extends StatefulWidget {
   @override
   PizzaEventsState createState() => PizzaEventsState();
@@ -18,11 +21,22 @@ class PizzaEventsState extends State<PizzaEventsPage> {
       appBar: AppBar(
         title: Text("Pizza Events"),
       ),
-      body: ListView.separated(
-        padding: const EdgeInsets.all(8),
-          itemCount: pizzaEvents.length,
-          itemBuilder: (BuildContext context, int i) => PizzaEventWidget(pizzaEvents[i]),
-          separatorBuilder: (BuildContext context, int i) => const Divider(),
+      body: Container(
+        padding: EdgeInsets.all(10),
+        child: ValueListenableBuilder(
+            valueListenable: Hive.box<PizzaEvent>("PizzaEvents").listenable(),
+            builder: (context, Box<PizzaEvent> box, widget) {
+              if (box.isEmpty){
+                return Container();
+              }
+              return ListView.separated(
+                padding: const EdgeInsets.all(8),
+                itemCount: box.length,
+                itemBuilder: (BuildContext context, int i) => PizzaEventWidget(box.getAt(i)!),
+                separatorBuilder: (BuildContext context, int i) => const Divider(),
+              );
+            }
+        ),
       ),
       floatingActionButton: FloatingActionButton(
         onPressed: () async {
diff --git a/pubspec.yaml b/pubspec.yaml
index 83b3175..7fccd0e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -35,10 +35,16 @@ dependencies:
       ref: "df4ed6fc2e24725604e90f79aedb98a7af7fb04d"
   yaml: ^3.1.0
 
+  hive: ^2.0.4
+  hive_flutter: ^1.1.0
+
 dev_dependencies:
   flutter_test:
     sdk: flutter
 
+  hive_generator: ^1.1.0
+  build_runner: ^2.0.6
+
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec