Instructions

  1. In a large skillet, sauté onion and peppers in butter until tender.
  2. Stir in flour.
  3. Remove from heat; add remaining ingredients except for ½ cup cheese.
  4. Pour into a greased 2 ½ quart baking dish. Bake, uncovered, at 350 degrees F for 45 minutes.
  5. Top with remaining cheese; let stand 5 minutes.