All you need to do is take your roll of foil and cut off around 10-11 inches. Spray the foil with nonstick spray and add your seasoned chicken or fish. Load it up with some fruit and/or veggies, take the edges of the foil and fold them up to make a packet, and throw the packets on the grill or in your oven. In about 20 minutes, you have dinner.
Here are two versions that I tested and of which my family approved: