No Fail Caramels Makes about 200 one-inch squares 2 sticks butter 1 1/2 c Karo 4 c sugar 2 cans evaporated milk Butter jelly roll pan, set aside. In large pot melt butter, add Karo, then sugar. Cook till boiling. Slowly add evaporated milk so candy won’t stop boiling, stirring continuously with wooden spoon. Cook to firm ball stage, 235º on candy thermometer. Pour into buttered pan and cool 5 hours or overnight. Cut in 1″ squares, wrap in wax paper.