Smash burger taco

Big Mac-style sauce

• 50 g pickled gherkins
• 30 g eschalot
• ¼ tsp mustard powder
• 200 g mayonnaise
• ¼ tsp garlic powder
• ¼ tsp white sugar
• 2 pinches sea salt

Smash burger

• 1 tsp onion powder
• 1 tsp sea salt
• 600 g lean beef mince
• ¼ tsp ground black pepper
• 8 tortillas, small
• 1 - 2 tsp chipotle chilli in adobo sauce
• 8 cheddar cheese slices

Assembly

• 150 g cos lettuce, finely shredded
• pickled gherkins sliced and cut into halves
• onion, diced
• cherry tomatoes, sliced