Step 1

Preheat oven to 350F/180C.

Step 2

Spray a glass casserole dish with olive oil or non-stick spray.

Step 3

Cut out stem and core from cauliflower, and cut into small pieces.

Step 4

Cook in large pot of boiling salted water until cauliflower is tender, but not overly soft.

Step 5

Drain well and mash with potato masher (affiliate link), leaving some chunks.

Step 6

While cauliflower is cooking, cook the bacon and crumble, slice green onions, cube the cream cheese, measure sour cream, and measure Parmesan.

Step 7

Mix cream cheese, sour cream, green onion, Parmesan, and 3/4 of the crumbled bacon into the drained cauliflower.

Step 8

Spread evenly in a 1.5 Quart Glass Casserole Dish (affiliate link).

Step 9

Sprinkle with cheddar cheese and reserved bacon.

Step 10

Bake 20-25 minutes covered, or until hot and bubbly.

Step 11

Remove the lid and bake about 10 minutes more, or until the cheese is slightly browned. Serve hot.