Chillin' Out Pasta Salad
8-ounce (2 1/2 cups) medium shell pasta
1, 8-ounce carton (1 cup) plain nonfat yogurt
2 tablespoons spicy brown mustard
2 tablespoons salt-free herb seasoning
1 1/2 cups chopped celery
1 cup sliced green onion
1 lb cooked small shrimp
3 cups coarsely chopped tomatoes (about 3 large)
Cook pasta according to package directions. Drain; cool.
In a large bowl stir together yogurt, mustard, and herb seasoning. Add pasta, celery, and green onion; mix well. Chill at least 2 hours.
Just before serving, carefully stir in shrimp and tomatoes.