1. Preheat oven to 350F, grease loaf pan.
2. Whisk together flours, baking powder, baking soda, salt, spice, mesquite flour and cocoa in a medium bowl.
3. In a large bowl combine oil, chevre, egg, sugars, vanilla and tomatoes until well blended.
4. Add the dry ingredients and mix gently but thoroughly to combine (do not beat).
5. Fold in the raisins.
6. Bake for 50-60 minutes, until tests done.
7. Cool in pan for 1 hour before unmoulding onto wire rack. Frost with cream cheese frosting if desired.