Cauliflower Casserole

Ingredients:
1 bag frozen cauliflower
1/4 C finely chopped onion
8 ounces shredded cheddar cheese
4 ounces heavy cream
salt and pepper
1/4 C butter
crumbled cooked bacon

Directions:
Run cool water over frozen cauliflower in collander to separate pieces. Spray large casserole dish with Pam and layer 1/2 cauliflower on bottom. Season with salt and pepper, then layer with 1/2 onions and thinly sliced pats of butter. Add 1/2 cheese. Repeat layers. Pour cream over and bake 45 minutes at 350 degrees.