Cheesy Mushroom Lasagne | Australian Mushrooms

Ingredients

• 700 g mixed mushrooms, thinly sliced
• 1 brown onion, diced
• 3 clove garlic, minced
• 1 tsp dried oregano
• 2 fresh thyme sprigs
• 400 ml tomato passata
• 1 bunch silverbeet, roughly chopped
• 300 g fresh ricotta
• 2 ½ tbsp corn flour
• 300 ml full cream milk
• 400 g mozzarella cheese, grated
• 150 g parmesan cheese, grated
• 375 g fresh lasagne sheets
• Salt and pepper