Step 1

Spread the tortilla chips over a microwave-safe plate in a single layer.

Step 2

Pop in the microwave and cook on high for 30 seconds to warm through.

Step 3

Remove from the microwave and spread small dollops of the sour cream all over.

Step 4

Add jalapeño peppers if using.

Step 5

Top with a layer of grated mozzarella cheese, spread evenly over the top.

Step 6

Pop back in the microwave and cook again for 30 seconds to 1 minute. Watch to see when the cheese starts to bubble - that's when they are ready.

Step 7

Leave to stand for a minute before serving as there may be hot spots.

Step 8

Serve with guacamole and / or salsa for dipping.