Low Carb Lasagne

• 3 courgettes
• 1 ½ tsp fine sea salt
• 60 g Parmesan cheese, cut in pieces (2 cm)
• 60 g Cheddar cheese, cut in pieces (2 cm)
• 250 g cream cheese
• 100 g plain yoghurt
• 50 g almond milk
• ¼ tsp garlic powder
• 1 garlic clove
• 100 g onions, quartered
• 200 g button mushrooms
• 40 g olive oil
• 500 g beef mince, broken in pieces
• 300 g passata
• 2 tsp dried oregano
• 1 pinch ground black pepper

Lasagne Assembly

• 100 g grated mozzarella