Pappa ante Portas (1991)

Heinrich Lohse, a strict and highly efficient purchasing manager at a company bulk-orders 40 tons of mustard and enough typewriting paper for 40 years just to get discount. Heinrich's boss decides it’s time for him to retire early. Heinrich suddenly finds himself with nothing to do—except micromanage his household, much to the dismay of his wife Renate and their son Dieter