Here's an ideal itinerary for 5 days in Munich:

Day 1:

• Start your day with a visit to Marienplatz, the central square of Munich. You can see the famous Glockenspiel chime at the New Town Hall.
• Take a stroll through the Viktualienmarkt, a popular outdoor market that offers fresh produce, flowers, and local delicacies.
• Visit the Frauenkirche, a beautiful cathedral with stunning architecture and history.
• End your day with a visit to the Hofbräuhaus, one of the oldest beer halls in Munich.

Day 2:

• Begin your day with a visit to the Nymphenburg Palace, a stunning Baroque palace surrounded by beautiful gardens.
• Head over to the Deutsches Museum, the largest science and technology museum in the world.
• Take a walk through the Englischer Garten, a large public park with beautiful scenery and plenty of activities.
• End your day with a visit to the Augustiner-Keller, a traditional Bavarian beer garden.

Day 3:

• Start your day with a visit to the Residenz, a former royal palace with beautiful architecture and art.
• Visit the Alte Pinakothek, one of the oldest art museums in the world with a vast collection of European paintings.
• Take a stroll through the Maxvorstadt neighborhood, known for its trendy cafes and shops.
• End your day with a visit to the Paulaner am Nockherberg, a historic brewery with delicious beer and food.

Day 4:

• Begin your day with a visit to the Dachau Concentration Camp Memorial Site, a sobering reminder of Germany's past.
• Visit the BMW Welt, a modern exhibition center showcasing the latest BMW cars and technology.
• Take a walk through the Olympiapark, a large park built for the 1972 Summer Olympics.
• End your day with a visit to the Löwenbräukeller, a traditional Bavarian restaurant and beer hall.

Day 5:

• Start your day with a visit to the Starnberger See, a beautiful lake just outside of Munich.
• Take a trip to Neuschwanstein Castle, a stunning castle that inspired the design of Disney's Sleeping Beauty Castle.
• End your day with a visit to the Hofbräuhaus am Platzl, another historic beer hall in Munich.

I hope this itinerary helps you plan your trip to Munich!