Out of pumpkin?  Tyler Florence says you can substitute the butternut type of this in his pumpkin soup
[DOC] [TLE] Roasted Pumpkin with Quinoa, Dates and Sage | Recipe | Tyler ... [PAR] Roasted Pumpkin with Quinoa, Dates and Sage recipe from Tyler Florence ... 
roasted butternut squash quesadillas with goat cheese and crispy sage.