Purée the first four Chipotle Sauce ingredients in a blender or food processor, then season to taste with salt and pepper.
Preheat grill to medium-high heat.
Separate ground beef into about 3 ounce portions. Form tightly into slider-sized paddies. Season with salt and pepper (or your favorite seasoning blend)
Grill sliders about 4 or 5 minutes per side.
Stack with produce as desired and top with Chipotle Sauce.
Makes about 5 sliders
Serving Size Makes about 5 Sliders