Don't even think about lifting this cake out of the pan before it's completely-and we mean completely-cool. Because it's vegan, with no eggs for structure, its delicate crumb needs time to set.
Pumpkin and oil keep this cake fresh even in high, dry mountain air. Topped with a white icing glaze and walnuts, it makes a gala presentation, and at every altitude it won high praise from taste-testers...