Banana Pudding Crunch

In a bowl, combine milk, pudding mix and sour cream; whisk until mixture begins to thicken, about 1 minute. Fold in bananas. Pour into a 1-1/2-qt. serving bowl. Cover and refrigerate. For topping, combine sugar, pecans and egg; spoon onto a greased 15-in. x 10-in. x 1-in. baking pan. Bake at 350 degrees F for 20 minutes or until browned and crunchy. Cool. Using a spatula, loosen pecan mixture from pan and break into a small pieces. Sprinkle over pudding just before serving. ');