1 lg. head cauliflower
1/4 c. butter, divided
1/2 c. diced onion
1 1/2 c. shredded cheddar cheese (6 oz.)
1 c. sour cream (8 oz.)
1/4 tsp. salt
1/2 c. dried bread crumbs

Break cauliflower into sections. Cook for 10 minutes in boiling salted water. Drain well. Combine cauliflower with 2 tablespoons butter, onion, cheese, sour cream, and salt. Spoon into a 1 1/2 quart casserole. Melt remaining butter and toss with bread crumbs. Sprinkle over the cauliflower mixture. Bake at 350 degrees for 30 minutes. Serves 10-12.