diff --git a/recipe.md b/recipe.md
index a8b51a4d..103388f4 100644
--- a/recipe.md
+++ b/recipe.md
@@ -4,9 +4,15 @@
 - 2 cups all-purpose flour
 - 1 3/4 cups granulated sugar
 - 3/4 cup unsweetened cocoa powder
-- ...
+- 1 cup chocolate chips
+- 1 tsp vanilla extract
 
 ## Instructions:
 1. Preheat the oven to 350°F (175°C).
-2. In a large bowl, whisk together the flour, sugar, and cocoa powder.
-3. ...
\ No newline at end of file
+2. In a large bowl, whisk together the flour, sugar, cocoa powder, chocolate chips, and vanilla extract.
+3. Add a tablespoon of instant coffee to the dry ingredients for a hint of mocha flavor. 
+4. Mix in a handful of chocolate chunks for extra indulgence. 
+5. In a separate bowl, beat the eggs and add them to the mixture. Stir until well combined.
+6. Gradually add the milk and vegetable oil to the mixture, continuing to stir.
+7. Line the bottom of the baking pan with parchment paper for easy cake removal.
+8. Pour the batter into a greased and floured 9x13-inch baking pan.
\ No newline at end of file
diff --git a/src/DataTypes.java b/src/DataTypes.java
index 4f807c1f..961bfd88 100644
--- a/src/DataTypes.java
+++ b/src/DataTypes.java
@@ -1,10 +1,9 @@
 import java.util.List;
 
 public class DataTypes {
-    // TODO TASK 1: fix this code so that it passes the test in DataTypesTest.java
     public static long sum(List<Integer> numbers) {
 
-        int s = 0;
+        long s = 0L;
         // below is a "foreach" loop which iterates through numbers
         for (int x : numbers) {
             s += x;