Chocolate Croissant Bread Pudding with Hot “Glava” Sauce

We lived in Hawaii for a year when my oldest daughter, Olivia, was four years old. I read her a story about volcanoes before we moved, to get her excited about what she would see when we arrived on the Big Island. She called the lava “glava,” and the name has stuck in our family ever since. That’s what the thick, chocolate-caramel sauce spooned over this rich pudding reminds me of—a slow-moving, burnished, molten ooze, slipping into the crevices of the pudding with the same impossible-to-re