Starting Monday, fans can visit any participating location or go on the brand’s mobile app to order the custom “Menu Hacks” by name and receive all the menu items needed to build them by hand.

To help introduce the combos, McDonald’s enlisted a few self-identified ‘menu hack masters’ to share the deets on their favorites:

The Hash Brown McMuffin

• “I’ve been saying for years that the Hash Brown goes inside of the Sausage McMuffin with Egg … that extra little crispy bite is the real breakfast cheat code.”  (available only during breakfast hours) – Sarah Sandlin (@sarahmargaretsandlin)

The Crunchy Double