1 (3 oz.) pkg. butterscotch pudding
1/2 cup brown sugar
1/2 cup evaporated milk
1 cup sugar
1 1/2 cups chopped pecans
1 tbsp. butter
1 tsp. vanilla extract

Combine all ingredients; boil for 5 minutes, beating constantly.

Remove from heat; continue beating until cool.

Pour into buttered dish.