Exhibit 23.1 Consent of Independent Auditors We consent to the incorporation by reference in the Registration Statements (Form S-3 No. 333-101165 and No. 333-100023) of Inergy, L.P. and in the related Prospectuses of our report dated November 15, 2002, with respect to the balance sheet of Inergy GP, LLC included in this Current Report on Form 8-K. /s/ Ernst & Young LLP Kansas City, Missouri February 27, 2003