Combine flour, sugar, milk, and mayonnaise then chill for 15 minutes.
Preheat the camp oven to 350 degrees F (175 degrees C).
Flour a bench and your hands and roll the dough into 12 balls.
Place on a greased baking tray close together, they will expand into each other when cooking to create a batch style roll. Alternatively, leave a larger gap to get more traditional rolls.Tip: For a glossy top, brush with melted butter when you remove them from the oven.
Bake in the preheated oven until brown, about 15 minutes.