Using a typical cheese grater, grate your cucumber. Put the grated cucumber into a bowl. Add 1 tablespoon of salt, stir and set aside.
Mince your garlic, add a pinch of salt and smooth it into a paste. Put the minced garlic in a separate bowl.
Lastly, add the yogurt and stir. Add more salt, pepper and/or lemon juice according to how you like it. Stir.
Keep the tzatziki in the refrigerator until ready to eat. Serve in a nice bowl with a side of warm pita.