The third generation, Jack Shearer and his wife, Rosemary, operated the family grocery store from the 1950s until 1976, and in 1974 bought a snack food distributorship and named it Brookside Distributing.

The Shearers hand-cooked potato chips from the kettle, packaged them in one-pound poly bags with a twist tie, delivered them from a warehouse and first sold them under the Kettle-Cook'd label.

Shearer's installed its first continuous fryer to produce up to 1,000 pounds of potato chips every hour and expanded its warehouse and maintenance space by 9,000 square feet in 1986.

A $2.6 million wastewater treatment plant was completed in the spring, and six additional hand-kettle cookers were installed along with a new packaging area, making Shearer's one of the largest manufacturers of kettle-cooked potato chips in the nation.

[11] Their energy management program includes:[12] The company broke ground on its LEED Platinum Certified snack food manufacturing plant in 2009.

[2] Shearer's various products are made from potatoes, yellow, white, blue, and organic corn, and for tortilla chips, company-produced masa.