3 cornmeal loaf cake Recipes

unsalted butter, room temperature, plus more for pan (1 1/2 sticks), sugar , plus, sugar, plus more for pan, all-purpose flour , plus, all-purpose flour, plus more for pan, yellow cornmeal , plus, yellow cornmeal, lemon zest, grated, lemon juice (1 lemon), baking powder, baking soda, salt, eggs, buttermilk

chopped dates, bananas or 1 large banana, chopped pecans, raisins, sultanas, fine cornmeal or 100 g polenta, mixed spice, baking powder, dark rum, egg whites, banana chips, to decorate (optional)