Step 2

Leave them to marinate for 10 minutes.

Step 3

Heat a large pan over medium heat, pour in the shrimp stock and bring it to a gentle simmer.

Step 4

Stir the diced onion and garlic into the stock and cook for about 2 minutes, until softened and fragrant.

Step 5

Spread the marinated shrimp across the pan with the thyme sprigs, cover, and cook for 5 to 7 minutes, stirring now and then, until they are firm and opaque all the way through.

Step 6

Pour in the white vinegar, stir, and give it one more minute. Taste the liquid and add salt if it needs it.

Step 7

Lift the shrimp out with a slotted spoon onto a plate and spoon some of the spiced cooking liquid over them. Serve hot.