01 -
Preheat oven to 375°F (191°C). For spinach: Fully thaw frozen spinach, then squeeze thoroughly to remove excess moisture. For broccoli: Blanch fresh broccoli florets for 1–2 minutes until bright green; drain thoroughly.
02 -
In a large bowl, combine chicken, bacon, prepared vegetables (broccoli or spinach), minced garlic, ranch dressing, mozzarella, and cheddar cheese. Stir until well combined. Optionally add ranch seasoning for more flavor.
03 -
Transfer mixture to a greased 9×13-inch casserole dish.
04 -
Sprinkle the remaining mozzarella and cheddar cheeses evenly over the top.
05 -
Bake uncovered for 15-20 minutes, until casserole is hot and bubbly. Remove from oven, let rest briefly, then serve warm.