maぜるzerumaぜるzeru
1.

To combine disparate elements or substances together, incorporating one into another to create a unified mixture, such as adding different types of grains together or blending various ingredients in cooking.

2.

To thoroughly integrate or agitate components within a medium, ensuring an even distribution and uniform consistency, like stirring eggs until well-combined.

3.

To introduce one's thoughts or comments into a conversation or situation, often in a manner that disrupts the flow or adds unnecessary complexity.

Example:

水を加え、練り粉がどろどろしない程度に混ぜなさい。