how long do you bake a sweet potato wrapped in foil?
<answer> It takes 45 minutes bake a sweet potato wrapped in foil. <context> Wrap each potato in its own sheet of aluminum foil. Sweet potatoes can leak some of their sugar during baking despite being foil-wrapped, so transfer the wrapped potatoes to a baking sheet before they go into the oven. Baking. The time it takes to bake a sweet potato depends on the size and shape of the potatoes. Small ones should be done in about 45 minutes while medium ones take at least an hour and large ones as much as an hour and a half.