There is no community out there with all kosher restaurants and you have to be very sure about if a place is kosher or not. These are just two of the millions of answers I could give you
Yes and no. There are many recipes that can be made kosher with kosher substitutes.
Kosher is the diet of Jews. Jews keep kosher. If you keep kosher you cannot eat: shellfish, pork, or dairy mixed with meat. The main land of Jews is Israel. So technically, the nationality of kosher is Israel.
Yes, basil is kosher.
Orthodox Jews keep a strictly kosher home.
Yes. Just buy kosher foods.
Only the Pharoah quail (coturnix coturnix) is kosher but it's very very difficult to slaughter them properly for kosher use.
Kosher is not a person, so it can't eat anything. But the blood of mammals and birds is not kosher, so people who keep kosher can't eat it.
Kosher refers to food that is prepared according to the laws of kashrut. The people who keep kosher are Jews. Kosher is a classification, not a people. That being said, if the nachos and salsa are certified kosher, religious Jews who keep kosher can eat them.
It is difficult to keep kosher because it involves many restrictions (both dietary and non-dietary) that are very easy to break. It is like being on a diet or controlling food intake in the presence of diabetes: there are many ways to stop, and it takes a lot of effort and cooperation from other people.
There are no health disadvantages of only eating Kosher food, though going to a social event with only non-Kosher food would be difficult.
More and more places are helping religious Jews keep kosher while on vacation. You need to call a Jewish travel agency, request kosher airline food, and stay at a place that keeps kosher.
No they do not. They don't keep kosher. However they do not meet pig meat either.