Preheat oven to 375.
Pierce sweet potatoes each with a fork about three times. Place on a baking sheet lined with foil. Bake for 1 hour and 15 minutes or until soft and tender on the inside. Let the potatoes cool.
Reduce oven to 350 degrees.
In a medium bowl mix together I Can’t Believe It’s Not Butter, greek yogurt, chives, salt, bacon, and cheddar cheese.
Cut off the tops of the sweet potatoes, scoop out the flesh, and add to the filling mixture. Mix well until all the ingredients are combined.
Divide the filling between the sweet potatoes.
Bake for 30 minutes. Serve hot.