impossible easy meatball and stir fry pie

Ingredients For impossible easy meatball and stir fry pie

• 1 pkg

  (16oz.) frozen stir fry vegetables, thawed and drained
• 1 c

  shredded mozzerala, divided
• 16 to 20 meatballs (frozen) or home made
• 1/2 c

  chopped onion
• 1/2 c

  bisquick mix
• 1 c

  milk
• 1/2 tsp

  salt
• 1/4 tsp

  pepper
• 2

  eggs