For the ginger dressing

• 6 tablespoons olive oil
• 3 tablespoons unseasoned rice vinegar
• 1 teaspoon sugar
• 1 large thumb-size piece of ginger peeled and finely grated or cut into very fine slivers
• 1 stick lemongrass outer leaves removed, inner ones finely chopped (optional)
• Sea salt and freshly ground black pepper to taste
• A few drops of soy sauce to taste

For the cucumber salad

• 3 kirby cucumbers or 1 large English or Japanese cucumber unpeeled but rinsed
• a handful of cilantro leaves roughly chopped or left whole
• A handful of mint leaves roughly chopped or ripped into pieces