Burgers and sliders | Jamie Oliver recipes

Ingredients

• BURGER MIX
• 2 medium red onions
• olive oil
• 6 Jacob’s crackers or 4 slices of bread, crusts removed
• 500g quality lean minced beef
• 1 large free-range egg
• 30g Parmesan cheese
• SPICY MAYO
• 2 teaspoons low-fat mayonnaise, made with free-range eggs
• 2 teaspoons fat-free natural yoghurt
• 1 teaspoon tomato ketchup
• a good pinch of smoked paprika or cayenne pepper
• ½ a lemon
• TO SERVE
• 6 rashers of higher-welfare smoked streaky bacon
• 6 large or 18 small burger buns
• 1 soft round lettuce
• 4 tomatoes
• 6 gherkins
• a few pickled chillies