Preheat oven to 300 degrees.

Butter the bottom of 13x9x2 inch pan.

Prepare crust by combining cereal and brown sugar.

Add butter. Mix thoroughly.

Press evenly in bottom of pan.

Bake 10 minutes.

Cool thoroughly.

Prepare filling by using rubber scraper or spoon to beat together cream cheese, whipped topping and confectioner's sugar until blended. (Mixture changes texture; becomes dry)

Spread evenly over cooled crust.

Chill while preparing topping.

In medium size bowl, combine milk and pudding.

Beat slowly with rotary beater about 1 minute.

Beat slowly with rotary beater about 1 minute.

Beat in sour cream only until blended.

Spread evenly over cheese filling.

Sprinkle with pecans.

Chill 2 hours or until set.