Chillin' Out Pasta Salad
["8 oz. (2 1/2 c.) medium shell pasta", "1 (8 oz.) carton (1 c. ) plain nonfat yogurt", "2 Tbsp. spicy brown mustard", "2 Tbsp. salt-free herb seasoning", "1 1/2 c. chopped celery", "1 c. sliced green onions", "1 lb. cooked small shrimp", "3 c. coarsely chopped tomatoes"]
["Cook pasta according to package directions.", "Drain.", "Cool. In a large bowl, stir together yogurt, mustard and herb seasoning. Add pasta, celery and green onions.", "Mix well.", "Chill at least 2 hours.", "Just before serving, carefully stir in shrimp and tomatoes.", "Makes 12 servings.", "Calories 140, total fat 1 g."]
["shell pasta", "nonfat yogurt", "brown mustard", "salt", "celery", "green onions", "shrimp", "tomatoes"]