1. In a large bowl combine milk and water. Add pudding mix beating with an electric mixer until well combined. Stir in yogurt. Fold in whipped topping. 2. Place bananas in a small bowl, add lemon juice and toss until bananas are coated. 3. In a trifle dish layer 1/3 the cake, 1/3 the pudding mixture and 1/3 the bananas and repeat 2 more times with the remaining ingredients. 4. Cover and refrigerate approximately 4 hours before serving.