On Nov. 21, PepsiCo announced its agreement, pending government approval, to purchase Stacy's Pita Chip Co. the top-selling maker of pita chips, with sales approaching $60 million this year. Stacy's, which has more than 100 employees, will continue to be based in Randolph, Mass. It is expected to operate as a separate unit and report to Irene Rosenfeld, Frito-Lay North America chairman and chief executive officer. Terms of the transaction were not disclosed.Stacy's is an all-natural snack company with strong growth potential that supports Frito-Lay's desire to participate more broadly in the $90 billion macrosnack category. It compliments the company's growing portfolio of healthier snack options. Stacy's pita chips are distributed nationwide and have become the sales leader in the rapidly growing pita chip category. The company's pita chips come in five flavors and qualify for PepsiCo's Smart Spot, a symbol on select products to make shopping easier for families looking for healthier snack and beverage choices. Stacy's pita chips are baked and have no cholesterol or trans fats.