   addTemperature(true);
 }
 
+void turnOffStiring() {
+  //Toggle Relais
+  isStiring = false;
+  digitalWrite(PIN_STIRER, HIGH);
+}
+
+void turnOnStiring() {
+  //Toggle Relais
+  isStiring = true;
+  digitalWrite(PIN_STIRER, LOW);
+}
+
 void addTemperature(boolean force) {
   //Wenn die aktuelle Temperatur nciht der angezeigten entspricht, aktualisieren.
   if (temp != lastTemp || force) {

#define PIN_ROTARY_2 3
#define PIN_ROTARY_BUTTON 4
#define PIN_BG_LIGHT A0
#define PIN_RUEHRER 5
#define PIN_HEATER 6
#define PIN_THERMOMETER 7
#define PIN_BUZZER 8

unsigned long alertMillis = 0;

bool first = false;
bool isHeating, isStiring = false;

void setup()   {
  //LCD Setup
