Gourmet Burgers | Blue Banner

Ingredients

• 500g beef mince
• 1 large white onion, finely chopped
• 2 garlic cloves, crushed
• 2 tsp chopped fresh rosemary leaves
• 1 tbsp balsamic vinegar
• 2 tomatoes, cut into slices
• 2 tbsp olive oil
• 1/3 cup Blue Banner Sliced Red Onions
• ½ cup roundly sliced cucumber
• Lettuce, to serve