EXHIBIT 15

Accountant’s Acknowledgement

To the Board of Directors of PepsiCo, Inc.

We hereby acknowledge our awareness of the use of our report dated October 11, 2007 included within the Quarterly Report on Form 10-Q of PepsiCo, Inc. for the twelve and thirty-six weeks ended September 8, 2007, and incorporated by reference in the following Registration Statements and in the related Prospectuses:

Description, Registration Statement Number

Form S-3

- PepsiCo SharePower Stock Option Plan for PCDC Employees, 33-42121

- $32,500,000, Puerto Rico Industrial, Medical and Environmental Pollution Control Facilities Financing Authority Adjustable Rate Industrial Revenue Bonds, 33-53232

- Extension of the PepsiCo SharePower Stock Option Plan to Employees of Snack Ventures Europe, a joint venture between PepsiCo Foods International and General Mills, Inc., 33-50685

- $4,587,000,000 Debt Securities and Warrants, 33-64243

- $500,000,000 Capital Stock, 1 2/3 cents par value, 333-56302

- Automatic Shelf Registration Statement, 333-133735

Form S-4

- 330,000,000 Shares of Common Stock, 1 2/3 cents par value and 840,582 Shares of Convertible Stock, no par value, 333-53436

- $1,000,000 4-5/8% Senior Notes guaranteed by PepsiCo, 333-102035

Form S-8

- PepsiCo, Inc. 2007 Long-Term Incentive Plan, 333-142811

- PepsiCo, Inc. 2003 Long-Term Incentive Plan, 333-109509

- PepsiCo SharePower Stock Option Plan, 33-35602, 33-29037, 33-42058, 33-51496, 33-54731, 33-66150 & 333-109513

- Director Stock Plan, 33-22970 & 333-110030

- 1979 Incentive Plan and the 1987 Incentive Plan, 33-19539

- 1994 Long-Term Incentive Plan, 33-54733

- PepsiCo, Inc. 1995 Stock Option Incentive Plan, 33-61731, 333-09363 & 333-109514

- 1979 Incentive Plan, 2-65410

- PepsiCo, Inc. Long Term Savings Program, 2-82645, 33-51514 & 33-60965

- PepsiCo 401(K) Plan, 333-89265

- PepsiCo Puerto Rico 1165(e) Plan, 333-56524

- Retirement Savings and Investment Plan for Union Employees of Tropicana Products, Inc. and Affiliates and the Retirement Savings and Investment Plan for Union Employees of Tropicana Products, Inc. and Affiliates (Teamster Local Union #173), 333-65992

- The Quaker Long Term Incentive Plan of 1990, The Quaker Long Term Incentive Plan of 1999 and The Quaker Oats Company Stock Option Plan for Outside Directors, 333-66632

- The Quaker 401(K) Plan for Salaried Employees and The Quaker 401(k) Plan for Hourly Employees, 333-66634

- The PepsiCo 401(k) Plan for Salaried Employees, 333-76196

- The PepsiCo 401(k) Plan for Hourly Employees 333-76204

- The PepsiCo Share Award Plan, 333-87526

Pursuant to Rule 436 (c) under the Securities Act of 1933 (the “Act”), such report is not considered part of a registration statement prepared or certified by an independent registered public accounting firm, or a report prepared or certified by an independent registered public accounting firm within the meaning of Sections 7 and 11 of the Act.

/s/ KPMG LLP

New York, New York

October 11, 2007