This is a latency vs. throughput / pipeline problem in disguise. You could send a food truck's worth of food every hour towards Mars; the first few months will be peaceful and quiet, but things change when a food truck appears in orbit every hour or so.
Increasing the number of vehicles in the fleet lets one consider alternative transfers, like the bi-elliptic one mentioned in the article.
...though it might make matters a bit difficult that expected durations vary between 300-ish days and 4 years when I run the numbers in NASA's Trajectory Browser: https://trajbrowser.arc.nasa.gov/
