Stuffed Shells Neapolitan

Ingredients

• 1 can cream of celery soup
• 1/2 tsp. lemon juice
• 1/4 tsp. oregano
• 1 (10 oz.) pkg. frozen broccoli, cooked and well drained
• 1/2 c. drained chopped canned tomatoes
• 1 (7 oz.) can tuna, drained and flaked
• 12 jumbo shells, cooked and drained
• 1/2 c. grated mild Cheddar cheese