3 zucchini or yellow squash, sliced
2 tomatoes, diced
1/2 tsp. oregano
Salt & pepper to taste

Place zucchini and tomatoes on 6 squares of heavy-duty foil. Sprinkle seasoning on top of each. Top with butter. Shape foil into 6 packets and place over medium-hot fire for 20 to 25 minutes, turning every 10 minutes.