Ingredients For bacon onion tomato pie

• 1 9 inch pie shell
• 5 large tomatoes, peeled and sliced
• 4 slice bacon, cooked and chopped
• 1 sweet onion, sliced or chopped
• 1 tsp salt
• 1/2 tsp pepper
• 2 Tbsp milk
• 1/2 c mayonnaise
• 1 1/2 c sharp cheddar cheese, shredded
• 1/4 c Ritz crackers, crushed
• 2 tsp butter, melted
• 2 green onions (scallions), sliced