Tangy Filipino Beefsteak

This supereasy Filipino dish is defined by a citrus called calamansi. Although widespread in Southeast Asia, calamansi is hard to find in North America. It’s usually available as a frozen concentrate at Asian markets and even fresh in California. Meyer lemon closely mimics calamansi’s sweet-tart floral flavor and is my first choice as a replacement. Both calamansi and Meyer lemon are less sour than regular lemons, so use a combo of lemon and orange juice if you c