Pasta Salad With Tuna without florets cashew walnuts julienne

1 lb cavatappi pasta (I use Medium Shells) or 1 lb corkscrew macaroni (I use Medium Shells) or 1 lb medium pasta shell (I use Medium Shells) coarse salt 1 cup[...]

1/2 lb fresh mozzarella cheese , cut into 1/4 inch cubes 4 large ripe tomatoes , cut into 1/2 inch dice (about 3 lbs.) 1/2 cup kalamata olive , pitted and[...]

8 plum tomatoes , halved and seeded 1 small green pepper , quartered, ribs and seeds removed 1 cup dried macaroni or 1 cup other pastas 3/4 cup finely chopped[...]