Spinach Rice Casserole

Ingredients

• 2 (10 oz.) pkg. chopped spinach
• 2 c. cooked rice
• 1 can cream of celery soup
• 1 c. (8 oz.) sour cream
• 1 medium onion, chopped
• 1 c. Cheddar cheese, grated
• 1/2 c. Mozzarella cheese, grated
• 1/2 tsp. oregano
• 1/2 tsp. salt
• 1/2 tsp. lemon juice
• 1/4 tsp. garlic powder
• 1/4 tsp. pepper
• 1/2 c. stuffing mix