Homemade Greek gluten free moussaka

What haven’t I done before? ​Cooked a moussaka from scratch. Ingredients (serves 4-6): 750g Beef mince 2 x Small white onions (diced) 2 x Vine tomatoes (diced) 3 x Medium aubergines 10 x Small courgettes (or 5 regular British courgettes) 3 x Large potatoes 3 x Garlic cloves (diced) 200g Greek cheese grated (or parmesan)…