Lemon Ricotta Courgette Canapes

This is fiddly but simple. Follow the ricotta recipe if you can’t find fresh ricotta, and then read on.
Ingredients
olive oil
1 courgette
Salt
125g ricotta
1 clove garlic
Mild salt flakes such as Maldon sea salt
zest of an unwaxed organic lemon
1. If you have a mandolin, use it to slice the courgettes extremely thinly – I did mine on …