The ultimate upside down cake is that of the pineapple variety ... but it is best the day it is made.

200g/7oz agave nectar (light and mild), plus 4 tbsp for the base and to drizzle 200g/7oz agave nectar (light and mild), plus 4 tbsp for the base and to drizzle 1 x 425g tin pineapple slices in ...