Created by RecipeGirl on October 6, 2018
Step 1: Heat oven to 350°F
Step 2: Combine the soft butter and cake mix in bowl. Beat on low speed until well mixed. Add egg; continue beating until well mixed.
Step 3: Press onto bottom of a lightly greased 15x10x1-inch baking pan. Bake 12-15 minutes or until set and edges are lightly browned. Remove from oven.
Step 4: Sprinkle marshmallows immediately over hot, partially baked crust. Continue baking 1-2 minutes or until marshmallows puff.
Step 5: Combine corn syrup, sugar and brown sugar in large saucepan. Cook over medium heat, stirring occasionally, 2-4 minutes or until mixture comes to a boil.
Step 6: Combine corn syrup, sugar and brown sugar in large saucepan. Cook over medium heat, stirring occasionally, 2-4 minutes or until mixture comes to a boil.
Step 7: Remove from heat; stir in peanut butter and vanilla until smooth. Stir in cereal, peanuts and candy corn. Spoon over marshmallows immediately; spread to cover. Cool completely. Slice into 24 bars.