Mix dry ingredients:Flour, baking soda, baking powder, salt, and spices.

Separately, mix wet ingredients: oil, eggs, sugars, greek yogurt, zucchini, orange zest, carrot, and vanilla extract until well mix.

Combine flour and dry ingredients to wet ingredients until well incorporated.

Put mixture in a greased pan

Bake for 1 hour at 350 F or until golden on top and a toothpick comes out dry from the center.

For the frosting, mix all the ingredients. Apply when the cake has cooled down.