Gather all ingredients before starting recipe.
Pre heat oven to 400°
Peel beets and cut into thick slices or chunks.
Line a sheet pan with non-stick aluminum foil.
Place peeled, cut up beets on the sheet pan and drizzle with a bit of olive oil, season with kosher salt. Add 1/4 cup water to the pan and cover tightly with aluminum foil.
Bake in a pre heated oven for 25 to 30 minutes or until the beets are cooked.
Remove from sheet pan, and place into serving bowl or plates.
Drizzle with sherry vinegar, sprinkle with chopped celery leaves and grate fresh horseradish on top.