
Mix the mustard, honey and brown sugar together.
Spread the honey mustard mixture on each side of the four split croissants.
Place a slice on swiss on each half of the croissants.
Top the bottom half of each croissant with however much ham you like.
Place two halves back together.
Wrap in foil.
Place in fridge for later or
Place in a 350 preheated oven for 10-15 minute. Yum!