Combine oil, eggs, zucchini, sugar and vanilla extract in mixing bowl. Beat 3 minutes at medium speed.
Sift flour, baking soda, salt and baking powder. Add cinnamon. Fold dry ingredients lightly by hand into egg mixture. Add chopped walnuts and chocolate chips. Place mixture into two greased and floured loaf pans. Bake 1 hour at 350° F or until a wooden pick comes out dry. Cool and remove from pans. Slice and serve. Can be frozen.Makes 4 Source: