Step 1

Preheat oven to 375 degrees.

Step 2

Melt butter in a saucepan. Add white sugar, brown sugar, cinnamon, ginger, and nutmeg. Stir and heat until sugar is dissolved. Remove from heat. Add the vanilla extract.

Step 3

Place sweet potato slices in a 9x13-inch baking dish. Sprinkle with salt.

Step 4

Stir vanilla into the butter mixture and pour over sweet potatoes.

Step 5

Cover with aluminum foil and bake for 30 minutes.

Step 6

Remove pan from oven. Spoon the butter mixture over the potatoes.

Step 7

Place back in the oven UNCOVERED for 30 minutes.