What is the main difference between regular chocolate and baking chocolate? 

usually baking chocolate has lower sugar content and higher cocoa and cocoa butters. Papaginofoods Inc carries a large collection of fine baking chocolates with different compositions of cocoa and sugar from best brands in the chocolate world like Callebaut, Cocoa Barry and Valrhona. 

How to change a recipe calling for baking chocolate?

 Dark/Semi Sweet Baking Chocolate Milk Baking Chocolate

White Baking Chocolate

White Baking Chocolate

Cocoa Powder

Dutch Processed Cocoa Powder 

Flavored chocolate baking

Flavored Baking Chocolate