A carburetor has a housing and an intake passage section disposed in the housing. A throttle element is arranged in the intake passage section and a choke element is arranged in the intake passage section upstream of the throttle element. At least one fuel opening opens downstream of the choke element into the intake passage section. A fuel valve controls a fuel quantity supplied to the at least one fuel opening. At least one auxiliary fuel port opens upstream of the choke element into the intake passage section.