BBQ Lamb and Maple Burgers

For the lamb and maple burgers

• 500g lamb mince
• 1 diced onion
• 1 garlic clove
• 3 tbsp pure maple syrup (preferably dark syrup for its robust taste)
• 3 tbsp whisky
• 1 egg
• Salt & pepper

For the maple BBQ sauce

• 250g tomato sauce (or one can)
• 2 tbsp tomato paste
• 2 tbsp maple vinegar
• 2 tbsp pure maple syrup (preferably dark syrup for its robust taste)
• 2 tbsp Worcestershire sauce
• 1 tbsp garlic powder 
• 1 tbsp paprika 
• ½ tbsp onion powder 
• ½ tbsp salt 
• ½ tbsp black pepper 
• 1 pinch cayenne pepper 

To serve

• 5 brioche buns
• 1 sliced red onion
• 1 sliced tomato
• Lettuce broken into leaves

For the maple BBQ sauce

1. Combine all ingredients in a saucepan and bring to a simmer over a medium heat.
2. Simmer for 10 to 15 minutes until thick and glossy, then transfer to a jar and store in the refrigerator.

For the burgers

1. To make the burgers, add all the ingredients in a bowl and mix well by hand.
2. Shape the mixture into 5 even patties and refrigerate for at least 30 minutes.
3. Cook the patties on preheated BBQ for around 2 – 3 minutes per side.