Halloween Spooky Grilled Burgers – Barbecook

Ingredients

• 500g ground beef
• 1 egg
• 2 tbsp breadcrumps
• salt & pepper
• 4 burger buns
• 4 slices of cheddar (cut into Halloween shapes: pumpkin, ghost, bat, etc.)
• 1 onion, sliced into rings
• 1 tomato, sliced
• A few lettuce leaves
• 4 tbsp sauce of your choice (barbecue, ketchup...)
• 1 tbsp olive oil