In a blender, combine 3/4 cup yogurt and apricots; cover and process until smooth. In a mixing bowl, cream butter and 3/4 cup confectioners sugar. Beat in eggs, lemon peel and yogurt mixture; mix well.
Add flour just until combined. Spoon into greased 8x4x2, loaf pan. Bake at 325F for 60-65 minutes or until a toothpick comes out clean from center. Cool for 10 minutes before removing from pan to a wire rack to cool completely. Combine remaining yogurt and confectioners sugar; drizzle over loaf. 1 loaf.