Not a big fan of Banana Bread, but love the pumpkin equivalent..here's a recipe

3 cups plain flour            1\2tsp baking powder     
1tsp ground cloves          3 cups sugar
2tsp cinnamon                250gm butter
1tsp nutmeg                   3 large eggs
1/2tsp salt                     450gms cooked pureed pumpkin
1tsp bicarb soda           chopped walnuts or pecan nuts, optional.

Cream butter and sugar, gradually add beaten eggs. Sft dry ingrediants including the spices,then fold into creamed mixture alternately with the pumpkin and nuts. Put into large loaf tin and bake for 1 hour in 180 degree oven...