01 -
Preheat oven to 175°C. Lightly spray a 23x13 cm non-stick loaf pan with cooking spray.
02 -
Blend watermelon chunks in a food processor or blender until smooth. Measure 240 ml of the puree. If less, add water to reach the volume; discard any excess.
03 -
In a large mixing bowl, beat softened butter with sugar until light and well combined.
04 -
Add eggs and continue mixing until fully combined. Stir in watermelon puree. If using food coloring, add now and mix well.
05 -
Sift in flour, baking powder, and salt. Mix gently until a smooth batter forms.
06 -
If using, fold raisins into the batter until evenly distributed.
07 -
Pour batter into the prepared loaf pan. Bake for 60 minutes, or until a tester inserted in the center comes out clean.
08 -
Allow the bread to cool in the pan for 10 minutes, then transfer to a wire rack to cool completely before slicing.