Add the cucumber to a large bowl with the remaining ingredients (greek yogurt, lemon juice, olive oil, dill parsley, and garlic). Stir to combine and season with salt and pepper, to taste.
2 cups plain Greek yogurt, 1 lemon, 2 tablespoons olive oil, 1 tablespoon minced fresh dill, 1 tablespoon minced fresh parsley, 1 clove garlic, Kosher salt and freshly ground black pepper