01 - 
                        1 1/2 pounds beef sirloin or skirt steak.
                      
                    
                      
                        02 - 
                        1 1/2 teaspoons baking soda.
                      
                    
                      
                        03 - 
                        1/2 cup calamansi juice.
                      
                    
                      
                        04 - 
                        1/4 cup soy sauce.
                      
                    
                      
                        05 - 
                        1/2 teaspoon black pepper.
                      
                    
                      
                        06 - 
                        2 tablespoons vegetable oil.
                      
                    
                      
                        07 - 
                        1 medium onion, sliced in rings.
                      
                    
                      
                        08 - 
                        2 cloves garlic, minced.
                      
                    
                      
                        09 - 
                        1/4 cup beef broth or water.
                      
                    
                      
                        10 - 
                        Salt to taste.
                      
                    
                      
                        11 - 
                        4 cups steamed rice for serving.