If you're looking for a substitute for feta cheese in your pasta dishes, there are plenty of options available. One popular choice is goat cheese, which has a similar tangy and creamy flavor to feta. Ricotta cheese is another great option, especially if you're looking for a milder flavor that won't overpower your dish. Parmesan cheese is also a good choice, as it adds a salty and nutty flavor that complements many pasta dishes. If you're looking for a vegan alternative, try using nutritional yeast or a vegan cheese alternative, such as cashew cheese or tofu-based feta. Ultimately, the choice of substitute will depend on your personal taste preferences and dietary restrictions, but rest assured that there are plenty of options available to help you create a delicious and satisfying pasta dish without feta cheese.