Questions about example sentences with, and the definition and usage of "Yakisoba"

A: × It's a burned noodles which is cooked on the steel plate.
✓ It's burned (fried?) noodles cooked on a steel plate.

× It's not usually so much tasty, but it tastes good when eaten at festivals.
✓ It's not usually so tasty, but it tastes good when eaten at festivals.

A: × I was going to make yakisoba for lunch, but I ended to buying a sandwich looks delicious.
✓ I was going to make yakisoba for lunch, but I ended up buying a sandwich that looked delicious.

A: I really shouldn't have eaten that awful yakisoba yesterday. I just took in extra calories that I didn't need.

Everything looked good, except the end. :-)