Donut Plains 2 is another red level so we have another secret exit to find. The secret exit in Donut Plains 2 is a bit more difficult to find but still not hard. Again, we don’t need to activate the switch before we can complete the level through the secret exit.
Watch the video below to see how to beat Donut Plains 2 through the secret exit, with the key. Beating Donut Plains 2 through the secret exit will give you access to the Green Switch. Nothing secret there, just complete and activate the green switch.