Preheat the oven to 375 degrees F (190 degrees C).
Grease a 9x13-inch pan or two 8x8-inch pans.
Combine 1/2 of the
Yellow Cake Mix (1 pckg)
Water (1/4 cup)
Butter (1/4 cup)
Brown Sugar (1/4 cup)
. Mix well.
Blend in remaining cake mix. Then stir in
Chocolate (2 cups)
Walnuts (1/2 cup)
Spread batter evenly in greased pan(s) and bake for 30 to 35 minutes.
Let cool and slice into bars or squares. Enjoy!