For the Chocolate Cake Base

• 1 box chocolate cake mix
• Ingredients listed on the cake mix (usually eggs, oil, and water)

For the Peanut Butter Earthquake Filling

• 8 oz cream cheese, softened
• ½ cup creamy peanut butter
• 2 cups powdered sugar
• 1 teaspoon vanilla extract

For the Chocolate & Candy Layers

• 1 cup semi-sweet chocolate chips
• 1 cup peanut butter chips
• 1½ cups chopped Reese’s Peanut Butter Cups

Optional Add-Ins

• Chopped peanuts
• Mini Reese’s Pieces
• Chocolate chunks