Method:

1. Combine patty ingredients until well mixed; leave to marinate overnight in the chiller or at least 30mins. Form into 10 equal patties. Oven grill / pan-fry until cooked.

2. Combine dressing ingredients together.

3. Spread burger buns with mayonnaise. Build burger from bottom bun: add lamb burger, 1 Tbsp dressing, feta, salad and cover with top bun. Serve.