1 Preheat oven to 350 degrees F (175 degrees C). Grease and flour a tube pan.
2 Sift together flour, cinnamon, salt, baking powder, and baking soda on to a piece of waxed paper.
3 In a large bowl, beat eggs and sugar until light colored. Mix in oil. Add sifted ingredients to egg mixture, and beat for 2 minutes. Stir in pineapple, chopped nuts, vanilla, and zucchini. Mix thoroughly. Pour batter into prepared pan.
4 Bake for 80 minutes, or until tester inserted in the center of the cake comes out clean. Cool for 30 minutes.
5 To Make Glaze: In a small bowl, combine the confectioners’ sugar and the milk. When cake has cooled, pour glaze over cake.