In a separate bowl, sift flour, add baking powder, baking soda, salt, cinnamon, ground ginger, nutmeg.
Add pumpkin puree, sugar, honey, eggs to a bowl of banana puree.
Add dry ingredients to the pumpkin and banana puree mixture and stir.
Grease a baking dish with butter, pour the dough into it, sprinkle with sugar.
Bake the bread in an oven preheated to 180 degrees for 45-60 minutes. After baking, cool the bread in the pan for about 10 minutes, then remove and cool completely.