Baked Sweet Potatos with Apples and Pecan Butter

1/3 cup Butter
1/3 cup chopped pecans
2 tablespoons orange juice
1 tablespoon stone-ground mustard
1 tablespoon honey
1 teaspoon freshly grated orange peel
1/4 teaspoon salt
1/8 teaspoon ground red pepper
3 medium (1 1/2 pounds) orange sweet potatoes, peeled, sliced 1/2-inch
3 small tart cooking apples, sliced horizontally 1/2-inch, seeds removed

Heat oven to 375°F. Melt butter in 13x9-inch baking dish in oven (4 to 6 minutes). Stir in all remaining ingredients except sweet potatoes and apples. Place sweet potatoes in butter mixture; toss to coat.

Cover; bake for 25 minutes. Add apples; spoon butter mixture over apples. Cover; continue baking for 15 to 20 minutes or until sweet potatoes and apples are tender