Fortunately, they are super budget-friendly at around $1 apiece, so even if you only need one packet ... a pie from scratch is a lot of work, which is why this prepared pie crust from Aldi's ...
Many retailers like Aldi, Costco, Walmart ... and tomato sauce. A packet contains at least 36 bagels, which is sufficient to serve your guests. Just heat them before grabbing a bite.