Soften gelatine in grapefruit juice. Add orange juice, orange extract and sugar. Stir until dissolved. Pour into 8" square pan. Chill until partially set. Sprinkle with walnuts if you wish.
Nutritional Information:
18 Calories (kcal); 1g Total Fat; (52% calories from fat); trace Protein; 2g Carbohydrate; 0mg Cholesterol; trace Sodium