Ingredients

1 lb 5 oz (600g) large raw shrimp, cleaned and butterflied

1 1/4 pints (700ml) fresh lemon juice

13 oz (375g) cucumber, peeled, seeded, and thinly sliced into semicircles

12 jalapeño chilies, seeded, deveined, and cut into strips

1 red onion, peeled and chopped into strips

salt and freshly ground black pepper

Instructions

Place the shrimp in a non-metallic bowl and pour over the lemon juice. Add the remaining ingredients, season with salt and pepper, and leave to marinate for 15 minutes.

Serve with savory Mexican-style crackers or toast.