This recipe taken from this website is much better when you alter it slightly:
1 pound butternut squash, peeled and cut into 1 inch cubes (change this to 1 1/2 cups of butternut squash and sweet potatoe)
2 Jonathan or Macintosh apples, peeled, cored and chopped
1 cup dried cranberries
2 tablespoons sugar
2 teaspoons unsalted butter, melted
Add 1 tsp of minced ginger and a dash of pepper.
Serve with fried fennel sausages and onions.
Stem squash and sweet potatoe for 15 minutes or until tender. Remove from steamer and set aside.
Combine apples, cranberries, ginger and sugar in saucepan over medium heat. Cook 12 minutes, stirring frequently. Add apple mixture to squash and potatoe. Cook 4 minutes or until liquid has evaporated. Stir in melted butter and pepper & salt to taste and toss. Serve with sausages and onions.