1.   Mary Weld, enjoying tiny spoonfuls of brownie batter interspersed with mincing sips from a quart of milk, weighs in with her own appraisal.

2.   Same for that dollop of brownie batter.

3.   Spoon mixture over brownie batter.

4.   Spoon mixture evenly over brownie batter.

5.   Top with remaining brownie batter.