ha salat shelkha taim
Don't eat my salad
The salad your is tasty : your salad is tasty. What happened to ה at this sentence when translated into EN.
It's part of the possessive construction in Hebrew. The ה is just as much a part of "your" as שלך.
If you want to think of it more literally in English, think of it as "the salad of yours" or "a friend of mine".
כן, הסלט שלי טעים. זה שלי. לא תאכל את זה, בבקשה.