Jacobson sums up the sauce in just a single sentence, telling The Takeout: "For a perfect sandwich sauce, mix tahini paste with water, garlic, and lemon juice." If you get the proportions right ...

5-6 medium sized prawns 3 tbsp olive oil 5 tsp lemon juice 2 tbsp tahini paste (bottled) 1 tsp white sesame seeds 1/2 tsp black sesame seeds salt - to taste Mix three tsp of lemon juice into the ...