diff --git a/index.js b/index.js
index e69de29bb2..920ba251c7 100644
--- a/index.js
+++ b/index.js
@@ -0,0 +1,25 @@
+const recipes = {
+  Spices: [salt, pepper, 'garlic powder'],
+  Protein: chicken,
+  Vegetable: kale
+}
+
+function updateObjectWithKeyAndValue (obj, key, value) {
+  var newObject = Object.assign({}, obj, {[key]:value});
+  return newObject;
+}
+
+function destructivelyUpdateObjectWithKeyAndValue (obj, key, value) {
+   obj[key] = value;
+   return obj
+}
+
+function deleteFromObjectByKey (obj, key) {
+  var newObject = Object.assign({}, obj);
+  delete newObject[key];
+  return newObject;
+}
+
+function destructivelyDeleteFromObjectByKey (obj, key) {
+  return delete obj[key];
+}
\ No newline at end of file