Boil cauliflower for 8-10 minutes or until fork tender; drain.
In a large bowl, combine mayonnaise, sour cream, half of the bacon, 3 tablespoons green onions, 1/2 cup Colby cheese, 1/2 cup cheddar cheese, All Purpose Seasoning blend and cauliflower.
Pour into 13x9 baking dish and top with remaining bacon, green onions and cheeses.
Bake for 15-20 minutes or until cheese melts.
Notes
Add More Vegetables:Broccoli, brussels sprouts or other vegetables can really make this casserole pop. You may have seen this dish all over Facebook and Pinterest.
Roast:Just toss the cauliflower with the olive oil, garlic, and House Season Blend on a baking sheet; Roast until golden and tender, about 20 minutes. Steam cauliflower, too.
Meat:Feel free to add leftover ham, turkey or chicken can really up the protein and make this a complete meal.
Fresh Herbs:Thyme, fresh chives or fresh lemon zest can really brighten up the dish and finish it perfectly.
Crispy Top:Want a crispy top for this low carb comfort food? Try adding a layer of bread crumbs and butter on top and broil for a few minutes.