butter

(idiomatic) Everything is OK

(idiomatic, informal) talking turkey, cutting to the chase (request for honesty, frankness, and straightforwardness) / (idiomatic, informal) rolling up one's sleeves, getting down to brass tacks (request for honest effort, extra effort, all or nothing)

A slice of bread topped with butter and often other toppings; an open sandwich

genitive singular of Butterbrot