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1
Preheat the grill to high.
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2
Place the sausage and shallot in the food processor.
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3
Pulse until finely ground.
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4
Add the egg and pulse again.
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5
Pour the sausage mixture into a large bowl, followed by the ground beef, 1/2 teaspoon salt and 1/2 teaspoon pepper.
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6
Mix well then gently mix in the crumbled blue cheese.
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7
Scoop 16 portions (1/4 cup size) of meat mixture onto wax paper.
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8
Press them flat with the bottom of a glass, then reform the edges so the are tight.
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9
Grill to patties for 2 minutes per side.
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10
Meanwhile, mix the mayo and mustard together.
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11
Slice the rolls in half and spread the mustard sauce on the tops and bottoms.
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12
Layer the burgers with arugula leaves or sprouts, the patties, and thinly sliced pickle okra.