To view your recipes by course, from the home screen, toggle to My Recipes, select your desired folder (i.e. All, Recipes to Try, Favorites, Added), and tap the filter icon located on the upper right. From here, pick your desired course, press "Done" and your recipes will automatically be sorted. To reset the folder, revisit the Filter Recipes screen and select "Reset."
You can also sort your saved recipes by course through search. Simply select the search icon located on the upper right of the home screen, toggle to the My Recipes tab, and select the desired course.