Pecan Pie Cake - cooking recipe

Ingredients

1 box yellow cake mix
1 egg
1/2 stick melted oleo

Preparation

Mix cake mix (save back 2/3 cup of this), egg and melted oleo. Spray bottom of 9 x 13-inch pan with Pam.
Add mixture and bake at 350\u00b0 for 15 minutes.
While this is cooking, mix: