US egg producer Cal-Maine Foods has announced it has made a strategic investment in Crepini, establishing a new egg and prepared foods joint venture. Crepini produces egg wraps, protein pancakes, crepes and wraps that are retailed in over 3,500 stores in the US and Mexico. Cal-Maine Foods will capitalize Crepini with approximately $6.75 million in cash to purchase equipment and other assets and fund working capital in exchange for a …