Kosto Food Products Co., now part of Custom Blending Solutions, manufactures dry mixes, seasonings and sauces for industrial and foodservice clients. The address is 1325 N. Old Rand Road, Wauconda, IL 60084, with phone (847) 487-2600 and fax (847) 487-2654. Email contacts include customer service (mmadigan@kostofoods.com), the general manager (scolby@kostofoods.com) and orders (orders@kostofoods.com). The merged company produces soup bases, spice mixes, marinades, dietary supplements, protein powders, sweeteners and hydrocolloids for beverage makers, bakers and savory food manufacturers. Kosto's expertise in custom flavor development, specialty blending and packaging makes it a key co-packing partner.