Place 1 piece of Boursin on top. Bake 45 to 55 minutes. Cover with foil if Boursin starts to brown. Remove from oven. Allow squash to cool slightly, then remove the cheese, tomatoes, to a large bowl.
These two classic potato ... crusted cheesy or breadcrumb top. Scalloped potatoes may or may not contain cheese, but they do typically have a richer, creamier sauce that the potatoes bake into.