Crusty salmon and tomato pasta bake

Ingredients

• Topping
• 10 slices stale white bread, torn
• 90 grams butler, chopped
• 1/3 cup parsley leaves
• 1 tablespoon lemon zest, grated
• 2 garlic cloves, crushed
• 350 grams spiral pasta
• 1 tablespoon olive oil
• 1 red onion, chopped
• 3/4 cup semi-dried tomatoes, halved
• 1/2 cup marinated red capsicum, sliced
• 1/3 cup basil leaves
• 2 400 g cans diced tomatoes
• 400 grams skinless salmon fillet, chopped
• 1/3 cup lemon juice