1Throughly cream butter and sugar;add sweet potatoes and beat until light and fluffy. Add eggs one at a time, beating well after each addition. Sift dry ingredients;gradually add to creamed mixture. Blend in vanilla and orange extract. Pour into greased and floured 10-inch tube pan. Bake 350 deg. for 1 hour 15 mins, or until done. Cool. Remove from pan. While still hot,drizzle with glaze.
Glaze:Combine remaining ingredients Mix well.