How to make Seafood lasagne - howtothings.net

Ingredients

• 50g/2oz butter
• 50g/2oz plain flour
• 1 teaspoon mustard powder
• 600ml/1pt milk
• 2 tablespoons olive oil, plus extra for oiling
• 1 onion, chopped
• 2 garlic cloves, finely chopped
• 1 tablespoon fresh thyme leaves
• 450g/1lb mixed mushrooms, sliced
• 150ml/5fl oz white wine
• 400g/14oz canned chopped plum tomatoes
• 450g/1lb mixed skinless white fish fillets, cubed
• 225g/8oz scallops, trimmed
• 4–6 sheets fresh lasagne
• 225g/8oz mozzarella cheese, chopped
• salt and freshly ground black pepper