Pecan Surprise - cooking recipe

Ingredients

1 box yellow cake mix (save 2/3 c. dry mix)
1/2 c. butter
1 egg
1/2 c. brown sugar
3 eggs
1 1/2 c. white or dark Karo
1 c. chopped pecans

Preparation

Mix first three ingredients and press into 9 x 13-inch pan. Cook at 350\u00b0 for 15 to 20 minutes or until brown.