
12 slices thinly sliced pancetta
½ cup shredded Fontina cheese
½ cup shredded Havarti cheese
½ cup shredded Gouda cheese
½ cup shredded Parmesan cheese
4 tablespoons gochujang Korean chili sauce, divided
¼ cup cranberry-hot pepper jelly, divided
8 tablespoons unsalted Irish butter, softened; divided
8 (½-inch-thick) slices sourdough bread
Fresh basil, for garnish