cheesy carrot caserole

Ingredients For cheesy carrot caserole

• 2

  chopped onions
• 2 Tbsp

  margarine
• 1/4 tsp

  dry mustard
• 1/8 tsp

  pepper
• 1/2 tsp

  celery salt
• 1/4 c

  all purpose flour
• 2 c

  milk
• 12

  carrots,peeled ,sliced and cooked
• 8 oz

  shredded cheddar cheese
• 1/4 c

  bread crumbs