-Preheat your oven to 400 degrees.
-In a large bowl, mix together the following:
1 bunch of celery, thinly sliced
1 TBS finely chopped rosemary
½ cup Parmesan
½ cup heavy cream
½ tsp sea salt
¼ tsp pepper
Divide evenly among four 6-ounce ramekins, packing mixture in firmly.
-Place ramekins on baking sheet, and cover tightly with aluminum foil.
-Bake until celery is tender, 35 to 40 minutes.
-Meanwhile, tear 2 slices white sandwich bread into large pieces and pulse in food processor until coarse crumbs form.
-Grate another ¼ cup Parmesan cheese and add, drizzle with olive oil and pulse just until crumbs are coated with oil, 4 to 6 times.
-Remove aluminum foil from ramekins.
-Dividing evenly, sprinkle breadcrumb mixture over celery.
-Return to oven and bake, uncovered, until golden, 8 to 10 minutes more.
-Let sit 5 minutes before serving.