Garden Greens with Tomatoes, Marinated Onions & Parmesan

Ingredients

• 1 head butterhead lettuce
• 1 head cos lettuce
• 1 1/2 punnets cherry tomatoes, quartered and seasoned with salt and pepper
• 2 Tbsp mayonnaise
• 1/2 tsp Dijon mustard
• Juice of ½ lemon
• 1 Tbsp olive oil
• Salt
• pepper
• ½ small red onion, thinly sliced
• 2 Tbsp olive oil
• 1 tsp red wine vinegar
• Pinch of dried oregano
• 40g leftover bread, torn into small pieces
• pinch garlic powder
• 1 1/2 Tbsp olive oil