To prepare the sauce, place the garlic, shallot, and chile sauce in the bowl of a food processor fitted with the metal blade and puree well. Add the cumin, coriander, chile powder, chile, and basil and puree well. Season to taste with salt and black pepper, mix well, and set aside. To prepare the cocktail, line 4 martini glasses with the thinly sliced cucumber. Put the crab, zest, juice, and green onions in a medium bowl and toss well. Divide the crab mixture among the 4 glasses and top with a dollop of cocktail sauce. Serve cold. Per serving: 77 Calories (kcal); 1g Total Fat; (11% calories from fat); 13g Protein; 4g Carbohydrate; 53mg Cholesterol; 202mg Sodium Food Exchanges: 0 Grain(Starch); 1 1/2 Lean Meat; 1/2 Vegetable; 0 Fruit; 0 Fat; 0 Other Carbohydrates Converted by MM_Buster v2.0n.