Step 1

Use a medium-sized glass bowl or microwave container for the recipe.

Step 3

Add chocolate and butter to the bowl and microwave for 2 minutes to melt.

Step 5

Once the butter melts completely and the chocolate is slightly soft, pour in the condensed milk, water to the bowl.

Step 7

Microwave all ingredients for 3-4 minutes, not at once but a minute at a time.

Step 9

Take the bowl out to stir and combine after each minute until all ingredients are mixed well.

Step 11

Store in an airtight container and place it in the refrigerator until further use, when using the sauce slightly reheat in the microwave.