Boil water for the spaghetti. Add spaghetti and salt and let it cook at medium heat

Drain water when the spaghetti is cooked

Place onions and cooking oil. Stir and add tomatoes when they turn slightly brown

Stir for a few minutes as the tomatoes soften and add the potatoes as you stir.

Add royco stirred in 1 cup water. Add salt and cover for the potatoes to cook.

Check to make sure the potatoes don't burn and add water until they are cooked then serve.