1 lg. bag frozen vegetables
1 can cream of celery soup
1 can Durkee onions (1/2 mixed in casserole & 1/2 on top of casserole)
1/3 c. sour cream
1 c. grated Swiss cheese
Pimientos (opt.)

Mix all of the above except the 1/2 cup Durkee onions. Place the extra 1/2 cup of onions on top of the casserole. Bake 30 minutes or microwave until all is warm and melted. Very good.