Tuna and Tomato Casserole

• 1 medium onion
• 1 (4 ounce) can mushrooms, drained
• 13 cup celery, sliced
• 4 tablespoons butter
• 1 quart tomatoes
• 1 (6 ounce) can tuna
• 2 teaspoons sugar
• 14 teaspoon salt
• 14 teaspoon ground black pepper
• 3 tablespoons dry tapioca
• 1 package refrigerator rolls or 3 cups Bisquick baking mix, prepared

1. Fry onion, mushrooms, and celery in butter until tender.
2. Add remaining ingredients (except rolls/biscuits), and cook over medium heat for 10 minutes, stirring twice.
3. Place mixture in greased 9"x13" casserole dish.
4. Top with rolls/biscuit mix.
5. Bake at 425F (220C) for 10-12 minutes, or until rolls/biscuits are done.

onion, mushrooms, celery, butter, tomatoes, tuna, sugar, salt, ground black pepper, tapioca, refrigerator rolls

Taken from www.food.com/recipe/tuna-and-tomato-casserole-69796 (may not work)