Sorry Marty, don't do cookies. Biscuits aye, but cookies are like a stale or under-cooked biscuit for me and a weird foreign habit.
You statesiders have these strange things called muffins as well which are sweet like cakes and have chocolate chips or bits of blueberry in 'em. They seem to have permeated our society as well. What the chuff is going on with those, sir? Muffins over here are like a flat, savoury scone that are delicious cut in half horizontally and toasted for breakfast with butter or as the basis for that king of breakfasts,
As for dunking into tea and coffee: I dunk most thinks including, very occasionally a piece of cake,