In no particular order my favorites are roasted homestyle potatoes, roasted and salted nuts, strongly flavored fruits, and toast. Toast is the best one by far, top tier food generally but especially while baked. I know nuts and fruit isn't what most people think of as stoner food but they work for me and

If you do this try to avoid eating 1/2lb of nuts in one sitting. They are very high in fat and could cause interesting poops. Especially don't do this with Brazil nuts as they are mildly poisonous.