Put tahini and lemon juice in a food processor and blend for 1-2 minutes, until tahini is nice and creamy.
Add in extra-virgin olive oil and salt and pepper to taste and mix a little bit more.
Add chickpeas to food processor and process for another 1-2 minutes. Add cranberry sauce and process for another minute, until hummus is well-blended and creamy.
Serve hummus with sage pita chips. Swirl a bit more extra-virgin olive oil into the hummus before serving, if desired.