Boil water in a pot over the camp stove. Prepare boxed mac and cheese as instructions state.
Using 2 skewers, put 3-4 sausages on each and place on fire pit grill grate. Cook turning occasionally until desired internal temperature is reached.
Heat a skillet or grill pan on the fire pit. Add 1/2 tbsp of ghee. Once hot, add tomatoes.
Cook tomatoes until blistered and soft, then remove from heat.
Slice sausages into small bite-sized pieces.
Once macaroni is strained, add ghee back into the empty pot over low heat.
Add milk and cheese packets and stir till smooth. Add macaroni back in.
Stir in sausage and tomatoes. Add in basil and parmesan cheese and softly combine.
Season with salt and pepper to taste. Serve hot!