Hearty Tuna Casserole - Recipe #4295 - Foodgeeks

Ingredients

• 3 cups rotini pasta
• 2 cans (6-1/2 oz. each) chunk-style tuna, drained
• 1/2 cup chopped celery
• 2 green onions, sliced
• 2/3 cup light sour cream
• 1/2 cup light mayonnaise
• 2 tsp. Dijon mustard
• 1/2 tsp. dried thyme
• 1/2 tsp. salt
• 1/4 tsp. pepper
• 1 sm. zucchini, thinly sliced
• 1 tomato, sliced
• 1 cup shredded monterey jack cheese