Halloumi burger with guacamole and salsa

Ingredients

• 75g Halloumi
• Olive oil
• Sprinkling of dried oregano
• 1 burger bun
• 2 pieces of baby gem lettuce
• Third of a ripe avocado
• One quarter of a spring onion
• Few drops of tabasco (optional)
• Squeeze of lime
• Salt
• Three baby vine tomatoes (about 40g total)
• Chunk of cucumber (about one tenth of an average cucumber)
• One sixth of a red pepper
• A little coriander (optional), or basil
• Red wine vinegar
• Olive oil
• Salt and pepper