Answer:
an algorithm
Step-by-step explanation:
An algorithm is defined as the step by step procedure or method involved in making anything.
This can be demonstrated in the detailed steps one is involved in while making a jollof rice.
All the steps included in the preparation of the rice, is what we referred to as an algorithm.
If Katie, keeps using the exact same steps She learnt from her grandmother to make brownies, it indicates that she is using algorithm (step by step method) in preparing her brownie.