Welcome to Sin Fronteras Farm & food Our mission is to cultivate culturally appropriate foods for our communities using sustainable growing practices that restore and respect our Mother Earth, Tonantzin. Sale! Large Share $612.00 $578.00 Add to cart Sale! Medium Share $480.00 $453.34 Add to cart Sale! Small Share $375.00 $354.17 Add to cart Tortilla de Maiz CSA $50.00 Add to cart