Preheat over to 350. Grease bottom and sides of 13x9' pan. Reserve 2/3 c. Cake mix for filling. In large bowl, combine mix, butter and pecans until crumbly . Press into pan. Bake 15-20 minutes or until brown.

Filling: Combine all ingredients except nuts; beat for 2 minutes. Pour over partially baked crust. Sprinkle with nuts. Return to oven and bake 30-35 minutes (until set) Cool. Cut into bars.