A doctor can tell if your child has hand-foot-and-mouth disease by the symptoms you describe and by looking at the sores and blisters.
Roast the beets for 50 to 60 minutes. Cook the beets until tender, checking them by inserting a fork into the center of each beet. When the fork glides in easily, the beets are tender enough to remove from the oven.
1 Place the beets in the a single layer in the bottom of the foil lined baking dish. 2  Cover the baking dish tightly with foil.  Roast the beets in the oven for 45 minutes to 2 hours (very large beets may take even longer). Use a pair of tongs to flip the beets every 30 minutes to make sure they roast evenly on all sides.