Tomato Casserole

Ingredients

• 2 1/2 c. fresh tomatoes, cut up
• 1/2 medium bell pepper, chopped
• 1 medium onion, sliced
• 1/2 c. chopped celery
• 2 Tbsp. flour
• 1 Tbsp. sugar
• 1 tsp. salt
• pepper to taste
• 1 stick butter
• 1/4 lb. soda crackers, crushed
• 3 Tbsp. milk