Bake the beets in the oven for 1 to 1.5 hours, until tender.
STEP 3
While the beets are baking, prepare the dressing by whisking together balsamic vinegar, shallots, Dijon mustard, olive oil, salt, and pepper in a bowl.
STEP 4
Once the beets are done, let them cool, then peel and slice them.
STEP 5
Arrange the sliced beets on a serving platter and drizzle with the dressing just before serving.