In 1994 , Cala became a division of the Ralphs Grocery Company when Ralphs merged with Yucaipa .
The Cala Foods chain was purchased by the Yucaipa Companies in 1988 .
In 1994 , Cala became a division of the Ralphs Grocery Company when Ralphs merged with Yucaipa Companies .
The Cala Foods chain was purchased by the Yucaipa Companies in 1988 .