i need to create a cause and effect diagram to find the reasons why making omelette is taking so long. i have created a flow char for the process of making omelette but need help for the cause and effect diagram. the problem is spending too much time while making omelette

30 sec 20 sec Start 30 sec Crack the eggs and pour the content into the cup Stir well with the fork 2 min Get the Materials: 2 eggs, a cup, a fork. a plate, a pan 30 sec Add spices into the cup Go to the fridge 40 sec Stir well with the fork 30 sec Go to the counter 1 min Get the cheese butter, bell pepper mushrooms and parsley 10 sec 10 sec Get spices (salt, pepper, cumin) 20 sec Add butter into the pan mia Turn stove to medium heat Put a pan onto the stove Chop the mushroom Add them into the pan 20 sec Stir well with the fork Add parsley into the cup 20 sec 1 min Chop the parsley 1 min Add them into the pan 20 sec Chop the bell pepper 30 sec Pour contents in cup into pan on stove Close the lid of the pan and wait for it to fry 5 min Turn of the stove 10 sec Flip omelette from pan onto a plate 30 sec Finish 30 sec