Tuna Pasta Salad

Tuna Pasta Salad 8 oz small shells pasta , or your favorite bite-size pasta 7 oz canned albacore white tuna, packed in water , drained 2 celery ribs , chopped 1/4 cup chopped red onion 1 cup frozen peas 1/2 cup mayonnaise 1/2 cup plain Greek yogurt dried dill weed , to taste, optional salt and pepper , to taste Cook noodles according to package instructions, until al dente. Drain. In a large bowl add chopped onion and celery, peas, cooked pasta, and drained tuna. In a separate bowl, mix the mayo and Greek yogurt. Stir half of the sauce into the pasta mixture and toss to evenly coat. Season with salt and pepper and dried dil, to taste. Refrigerate pasta and remaining sauce separately, covered, for 30 min. Stir in remaining sauce and serve immediately