1 pound sweet potatoes, peeled cooking spray
1 T. cornstarch
3/4 C. orange juice
1 T. brown sugar
2 T. lemon juice

Preheat oven to 425 degrees. Cut sweet potatoes into 1/2 inch thick slices; place in a 1-quart casserole coated with cooking spray.  Combine cornstarch and next 3 ingredients in a bowl; stir well.  Pour over potatoes.  Cover; bake at 425 degrees for 45 minutes or until potatoes are tender