No need for a stovetop, fancy ingredients, or even a pot—just a bowl, a microwave and ... but you'll need elbow macaroni, water, milk, butter and shredded cheese (cheddar, or your favorite).
This butternut squash mac and cheese is great ... add whichever additions you fancy. Stir well, then bake for 10–15 minutes or cover with kitchen paper and microwave on high for 1½ minutes ...