low-fat version of upside down pizza

Ingredients For low-fat version of upside down pizza

• 1 lb

  fat free ground turkey
• 1 md

  onion, chopped
• 1 lg

  can of crushed tomatoes
• 2 c

  part skim mozzarella cheese
• 1/2 c

  parmesan cheese
• 1 c

  skim milk
• 2

  egg whites
• 1 tsp

  olive oil
• 1 c

  flour
• spices as desired