If you have a variable drill and run it slow. It would be awfully localized and I can't imagine it would be better than stirring with a spoon.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk