Make heavy weather of something
Definition 1 of 2
Pro Tip 1/3Exaggerated Difficulty
Use when someone is making a task seem harder than it is, either by overthinking or unnecessary steps. 
Even preparing tea, she makes heavy weather of it with an elaborate ceremony.
Pro Tip 2/3Frustration Implication
Implies the person's approach is causing frustration to themselves or others. 
In all our meetings, he makes heavy weather of the agenda, dragging each point out.
Pro Tip 3/3Avoid Underestimating
Be careful not to dismiss real difficulties faced by others as making heavy weather. 
I thought he was making heavy weather of the report, but it turns out it was quite complex.