typing homework food and eating habits!

I wrote this sentence long time ago. I like to eating!
When I started to live by myself, I cooked everyday. I enjoyed to cook. But now I don't cook,because I nave no time to cook. So I always buy foods at super market or convenience store. It costs me a lot. But I don't want to cook. I don't cook. Then I had gain weight. I am very sad. I have to cook everyday. When I was in my home with my family, my mother made us delicious food. So I want to eat dishes that my mother made. I always ate rice. I like rice very much. My grand father is a farmer. So he grows rice and vegetable. It is very delicious. So I will have to cook using vegetabl