DIET QUESTIONS for a weird diet?

now i am planning of doing the "babyfood diet".I will only eat GERBERS BABY FOOD 1 jar/meal and 1 apple per meal, that would be 3 apples and 3 jars a day and just water in between(if i get hungry or something).now my question is how many pounds will i lose within a month. I also walk like 1.5 kms a day.THANKS IN ADVANCE and Serious answers only.Peace