In a bowl, combine brown sugar, flour, cinnamon, egg and flavoring; mix well. Add apple and nuts stir; stir to coat. Unroll dough and separate into eight rectangles; seal the seams and perforations. Spread each rectangle; seal the seams and perforations. Spread each rectangle with apple mixture. Roll up, starting with a short side. Place lengthwise in a greased 8x4-in. loaf pan, making two layers of four rolls. Bake at 350° for 20 minutes. Cover with foil and bake 30 minutes longer or until golden brown, uncovering the last 5 minutes. Cool for 10 minutes; remove from pan to a wire rack to cool completely. Combine glaze ingredients; drizzle over bread.