Follow instructions on box to prepare macaroni and cheese.
Add in onion, bacon bits, cheese, and all spices. Pour macaroni mixture into a greased 9″x13″ casserole dish.
Melt butter and stir in panko breadcrumbs. Spread breadcrumbs in an even layer on top of the macaroni.
Wrap casserole dish in plastic wrap and cover with aluminum foil.
Cook in Oven from Frozen: Bake at 400F for one hour covered, then uncover and bake another 15 minutes.