Rustic Plum-Topped Cornmeal Breakfast Cake

[Red plums, white(ish) cake, blue(ish) other plums–Happy 4th of July!] Our recent visit to Montreal last week, like most of our road trips, involved a hamper of food to stave off starvation en route.  As is my wont, the night before travelling, I basically ransack the kitchen and tote along anything that’s hardy enough to last the voyage. The list […]